1113441313 has 8 divisors (see below), whose sum is σ = 1120228200. Its totient is φ = 1106675328.

The previous prime is 1113441311. The next prime is 1113441347. The reversal of 1113441313 is 3131443111.

It can be written as a sum of positive squares in 4 ways, for example, as 210018064 + 903423249 = 14492^2 + 30057^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1113441313 - 2¹ = 1113441311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113441311) 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, 109093 + ... + 118861.

It is an arithmetic number, because the mean of its divisors is an integer number (140028525).

Almost surely, 2^1113441313 is an apocalyptic number.

It is an amenable number.

1113441313 is a deficient number, since it is larger than the sum of its proper divisors (6786887).

1113441313 is an equidigital number, since it uses as much as digits as its factorization.

1113441313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451.

The product of its digits is 432, while the sum is 22.

The square root of 1113441313 is about 33368.2680551448. The cubic root of 1113441313 is about 1036.4677109923.

Adding to 1113441313 its reverse (3131443111), we get a palindrome (4244884424).

The spelling of 1113441313 in words is "one billion, one hundred thirteen million, four hundred forty-one thousand, three hundred thirteen".