925501257121 has 8 divisors (see below), whose sum is σ = 1061534192960. Its totient is φ = 790422938928.

The previous prime is 925501257061. The next prime is 925501257179. The reversal of 925501257121 is 121752105529.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 925501257121 - 2¹⁷ = 925501126049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (925501207121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238652331 + ... + 238656208.

It is an arithmetic number, because the mean of its divisors is an integer number (132691774120).

Almost surely, 2^925501257121 is an apocalyptic number.

It is an amenable number.

925501257121 is a deficient number, since it is larger than the sum of its proper divisors (136032935839).

925501257121 is a wasteful number, since it uses less digits than its factorization.

925501257121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477308823.

The product of its (nonzero) digits is 63000, while the sum is 40.

The spelling of 925501257121 in words is "nine hundred twenty-five billion, five hundred one million, two hundred fifty-seven thousand, one hundred twenty-one".