1125629976 has 32 divisors (see below), whose sum is σ = 2979609840. Its totient is φ = 353138688.

The previous prime is 1125629971. The next prime is 1125629987. The reversal of 1125629976 is 6799265211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125629971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379041 + ... + 1379856.

Almost surely, 2^1125629976 is an apocalyptic number.

It is an amenable number.

1125629976 is an abundant number, since it is smaller than the sum of its proper divisors (1853979864).

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

1125629976 is a wasteful number, since it uses less digits than its factorization.

1125629976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758923 (or 2758919 counting only the distinct ones).

The product of its digits is 408240, while the sum is 48.

The square root of 1125629976 is about 33550.4094758916. The cubic root of 1125629976 is about 1040.2360090613.

The spelling of 1125629976 in words is "one billion, one hundred twenty-five million, six hundred twenty-nine thousand, nine hundred seventy-six".