1155313396 has 12 divisors (see below), whose sum is σ = 2022814948. Its totient is φ = 577366272.

The previous prime is 1155313381. The next prime is 1155313399. The reversal of 1155313396 is 6933135511.

It can be written as a sum of positive squares in 2 ways, for example, as 376903396 + 778410000 = 19414^2 + 27900^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155313399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63531 + ... + 79666.

Almost surely, 2^1155313396 is an apocalyptic number.

It is an amenable number.

1155313396 is a deficient number, since it is larger than the sum of its proper divisors (867501552).

1155313396 is a wasteful number, since it uses less digits than its factorization.

1155313396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145218 (or 145216 counting only the distinct ones).

The product of its digits is 36450, while the sum is 37.

The square root of 1155313396 is about 33989.9013826166. The cubic root of 1155313396 is about 1049.3006366284.

The spelling of 1155313396 in words is "one billion, one hundred fifty-five million, three hundred thirteen thousand, three hundred ninety-six".