1125922116 has 48 divisors (see below), whose sum is σ = 2877956928. Its totient is φ = 339763200.

The previous prime is 1125922111. The next prime is 1125922117. The reversal of 1125922116 is 6112295211.

It is a super-2 number, since 2×1125922116² = 2535401222595834912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125922111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14116 + ... + 49508.

It is an arithmetic number, because the mean of its divisors is an integer number (59957436).

Almost surely, 2^1125922116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125922116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1438978464).

1125922116 is an abundant number, since it is smaller than the sum of its proper divisors (1752034812).

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

1125922116 is a wasteful number, since it uses less digits than its factorization.

1125922116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35652 (or 35650 counting only the distinct ones).

The product of its digits is 2160, while the sum is 30.

The square root of 1125922116 is about 33554.7629406020. The cubic root of 1125922116 is about 1040.3259937121.

The spelling of 1125922116 in words is "one billion, one hundred twenty-five million, nine hundred twenty-two thousand, one hundred sixteen".