520767125 has 8 divisors (see below), whose sum is σ = 649917528. Its totient is φ = 416613600.

The previous prime is 520767077. The next prime is 520767151. The reversal of 520767125 is 521767025.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 78464164 + 442302961 = 8858^2 + 21031^2 .

It is not a de Polignac number, because 520767125 - 2⁶ = 520767061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2082944 + ... + 2083193.

It is an arithmetic number, because the mean of its divisors is an integer number (81239691).

Almost surely, 2^520767125 is an apocalyptic number.

It is an amenable number.

520767125 is a deficient number, since it is larger than the sum of its proper divisors (129150403).

520767125 is an equidigital number, since it uses as much as digits as its factorization.

520767125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4166152 (or 4166142 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 520767125 is about 22820.3226313740. The cubic root of 520767125 is about 804.5403932237.

The spelling of 520767125 in words is "five hundred twenty million, seven hundred sixty-seven thousand, one hundred twenty-five".