920125124 has 6 divisors (see below), whose sum is σ = 1610218974. Its totient is φ = 460062560.

The previous prime is 920125117. The next prime is 920125127. The reversal of 920125124 is 421521029.

It can be written as a sum of positive squares in only one way, i.e., 688537600 + 231587524 = 26240^2 + 15218^2 .

It is a junction number, because it is equal to n+sod(n) for n = 920125093 and 920125102.

It is not an unprimeable number, because it can be changed into a prime (920125127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115015637 + ... + 115015644.

It is an arithmetic number, because the mean of its divisors is an integer number (268369829).

Almost surely, 2^920125124 is an apocalyptic number.

It is an amenable number.

920125124 is a deficient number, since it is larger than the sum of its proper divisors (690093850).

920125124 is a wasteful number, since it uses less digits than its factorization.

920125124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230031285 (or 230031283 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 920125124 is about 30333.5643141389. The cubic root of 920125124 is about 972.6329163231.

The spelling of 920125124 in words is "nine hundred twenty million, one hundred twenty-five thousand, one hundred twenty-four".