1155414864 has 20 divisors (see below), whose sum is σ = 2984821856. Its totient is φ = 385138272.

The previous prime is 1155414853. The next prime is 1155414907. The reversal of 1155414864 is 4684145511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12035524 + ... + 12035619.

Almost surely, 2^1155414864 is an apocalyptic number.

It is an amenable number.

1155414864 is an abundant number, since it is smaller than the sum of its proper divisors (1829406992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155414864 is a wasteful number, since it uses less digits than its factorization.

1155414864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24071154 (or 24071148 counting only the distinct ones).

The product of its digits is 76800, while the sum is 39.

The square root of 1155414864 is about 33991.3939696506. The cubic root of 1155414864 is about 1049.3313547927.

The spelling of 1155414864 in words is "one billion, one hundred fifty-five million, four hundred fourteen thousand, eight hundred sixty-four".