1120155001 has 8 divisors (see below), whose sum is σ = 1298208384. Its totient is φ = 946609440.

The previous prime is 1120154963. The next prime is 1120155011. The reversal of 1120155001 is 1005510211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1120155001 - 2²³ = 1111766393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120155011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126420 + ... + 1127413.

It is an arithmetic number, because the mean of its divisors is an integer number (162276048).

Almost surely, 2^1120155001 is an apocalyptic number.

It is an amenable number.

1120155001 is a deficient number, since it is larger than the sum of its proper divisors (178053383).

1120155001 is an equidigital number, since it uses as much as digits as its factorization.

1120155001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253911.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 1120155001 is about 33468.7167516175. The cubic root of 1120155001 is about 1038.5467254091.

Adding to 1120155001 its reverse (1005510211), we get a palindrome (2125665212).

The spelling of 1120155001 in words is "one billion, one hundred twenty million, one hundred fifty-five thousand, one".