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1121310041 = 2879389479
BaseRepresentation
bin100001011010101…
…1101010101011001
32220010221110012112
41002311131111121
54244023410131
6303133322105
736533656325
oct10265352531
92803843175
101121310041
11525a4a915
12273636335
1314b402487
14a8cc8985
156869502b
hex42d5d559

1121310041 has 4 divisors (see below), whose sum is σ = 1121702400. Its totient is φ = 1120917684.

The previous prime is 1121310019. The next prime is 1121310059. The reversal of 1121310041 is 1400131211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1121310041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121309998 and 1121310025.

It is not an unprimeable number, because it can be changed into a prime (1121316041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191861 + ... + 197618.

It is an arithmetic number, because the mean of its divisors is an integer number (280425600).

Almost surely, 21121310041 is an apocalyptic number.

It is an amenable number.

1121310041 is a deficient number, since it is larger than the sum of its proper divisors (392359).

1121310041 is an equidigital number, since it uses as much as digits as its factorization.

1121310041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392358.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1121310041 is about 33485.9678223581. The cubic root of 1121310041 is about 1038.9035661849.

Adding to 1121310041 its reverse (1400131211), we get a palindrome (2521441252).

The spelling of 1121310041 in words is "one billion, one hundred twenty-one million, three hundred ten thousand, forty-one".

Divisors: 1 2879 389479 1121310041