523150513 has 12 divisors (see below), whose sum is σ = 552937728. Its totient is φ = 494446680.

The previous prime is 523150501. The next prime is 523150531. The reversal of 523150513 is 315051325.

It is not a de Polignac number, because 523150513 - 2²¹ = 521053361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523150543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52756 + ... + 61882.

It is an arithmetic number, because the mean of its divisors is an integer number (46078144).

Almost surely, 2^523150513 is an apocalyptic number.

It is an amenable number.

523150513 is a deficient number, since it is larger than the sum of its proper divisors (29787215).

523150513 is an equidigital number, since it uses as much as digits as its factorization.

523150513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9244 (or 9201 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 523150513 is about 22872.4837523169. The cubic root of 523150513 is about 805.7659019830.

The spelling of 523150513 in words is "five hundred twenty-three million, one hundred fifty thousand, five hundred thirteen".