1162126856 has 16 divisors (see below), whose sum is σ = 2377077840. Its totient is φ = 528239440.

The previous prime is 1162126843. The next prime is 1162126897. The reversal of 1162126856 is 6586212611.

It is a happy 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, 6602906 + ... + 6603081.

It is an arithmetic number, because the mean of its divisors is an integer number (148567365).

Almost surely, 2^1162126856 is an apocalyptic number.

It is an amenable number.

1162126856 is an abundant number, since it is smaller than the sum of its proper divisors (1214950984).

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

1162126856 is a wasteful number, since it uses less digits than its factorization.

1162126856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13206004 (or 13206000 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The square root of 1162126856 is about 34089.9817541752. The cubic root of 1162126856 is about 1051.3593447803.

The spelling of 1162126856 in words is "one billion, one hundred sixty-two million, one hundred twenty-six thousand, eight hundred fifty-six".