1170865456 has 20 divisors (see below), whose sum is σ = 2269120392. Its totient is φ = 585286016.

The previous prime is 1170865441. The next prime is 1170865471. The reversal of 1170865456 is 6545680711.

It is an interprime number because it is at equal distance from previous prime (1170865441) and next prime (1170865471).

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, 87636 + ... + 100108.

Almost surely, 2^1170865456 is an apocalyptic number.

1170865456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1170865456 is a deficient number, since it is larger than the sum of its proper divisors (1098254936).

1170865456 is a wasteful number, since it uses less digits than its factorization.

1170865456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18348 (or 18342 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 1170865456 is about 34217.9113331016. The cubic root of 1170865456 is about 1053.9879953553.

The spelling of 1170865456 in words is "one billion, one hundred seventy million, eight hundred sixty-five thousand, four hundred fifty-six".