1125558976 has 14 divisors (see below), whose sum is σ = 2233531220. Its totient is φ = 562779456.

The previous prime is 1125558949. The next prime is 1125559003. The reversal of 1125558976 is 6798555211.

It is an interprime number because it is at equal distance from previous prime (1125558949) and next prime (1125559003).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8793366 + ... + 8793493.

Almost surely, 2^1125558976 is an apocalyptic number.

1125558976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1125558976 is a deficient number, since it is larger than the sum of its proper divisors (1107972244).

1125558976 is an equidigital number, since it uses as much as digits as its factorization.

1125558976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17586871 (or 17586861 counting only the distinct ones).

The product of its digits is 756000, while the sum is 49.

The square root of 1125558976 is about 33549.3513499144. The cubic root of 1125558976 is about 1040.2141373654.

The spelling of 1125558976 in words is "one billion, one hundred twenty-five million, five hundred fifty-eight thousand, nine hundred seventy-six".