921125852 has 12 divisors (see below), whose sum is σ = 1696810920. Its totient is φ = 436322736.

The previous prime is 921125839. The next prime is 921125857. The reversal of 921125852 is 258521129.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921125857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6059963 + ... + 6060114.

It is an arithmetic number, because the mean of its divisors is an integer number (141400910).

Almost surely, 2^921125852 is an apocalyptic number.

It is an amenable number.

921125852 is a deficient number, since it is larger than the sum of its proper divisors (775685068).

921125852 is a wasteful number, since it uses less digits than its factorization.

921125852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12120100 (or 12120098 counting only the distinct ones).

The product of its digits is 14400, while the sum is 35.

The square root of 921125852 is about 30350.0552223550. The cubic root of 921125852 is about 972.9854003901.

The spelling of 921125852 in words is "nine hundred twenty-one million, one hundred twenty-five thousand, eight hundred fifty-two".