5123323257 has 16 divisors (see below), whose sum is σ = 7393545600. Its totient is φ = 3136966272.

The previous prime is 5123323241. The next prime is 5123323307. The reversal of 5123323257 is 7523233215.

It is a happy number.

It is not a de Polignac number, because 5123323257 - 2⁴ = 5123323241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5123323357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322308 + ... + 337829.

It is an arithmetic number, because the mean of its divisors is an integer number (462096600).

Almost surely, 2^5123323257 is an apocalyptic number.

It is an amenable number.

5123323257 is a deficient number, since it is larger than the sum of its proper divisors (2270222343).

5123323257 is a wasteful number, since it uses less digits than its factorization.

5123323257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660352.

The product of its digits is 37800, while the sum is 33.

The square root of 5123323257 is about 71577.3934772705. The cubic root of 5123323257 is about 1723.9205745076.

The spelling of 5123323257 in words is "five billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred fifty-seven".