1313343153 has 10 divisors (see below), whose sum is σ = 1961907794. Its totient is φ = 875562048.

The previous prime is 1313343149. The next prime is 1313343173. The reversal of 1313343153 is 3513433131.

1313343153 is a `hidden beast` number, since 1 + 313 + 34 + 315 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1310946849 + 2396304 = 36207^2 + 1548^2 .

It is not a de Polignac number, because 1313343153 - 2² = 1313343149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313343133) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8106976 + ... + 8107137.

Almost surely, 2^1313343153 is an apocalyptic number.

It is an amenable number.

1313343153 is a deficient number, since it is larger than the sum of its proper divisors (648564641).

1313343153 is an equidigital number, since it uses as much as digits as its factorization.

1313343153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16214125 (or 16214116 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 1313343153 is about 36240.0766141574. The cubic root of 1313343153 is about 1095.1141858781.

Adding to 1313343153 its reverse (3513433131), we get a palindrome (4826776284).

The spelling of 1313343153 in words is "one billion, three hundred thirteen million, three hundred forty-three thousand, one hundred fifty-three".