5131523205 has 16 divisors (see below), whose sum is σ = 9122708160. Its totient is φ = 2736812304.

The previous prime is 5131523167. The next prime is 5131523237. The reversal of 5131523205 is 5023251315.

It is a happy number.

5131523205 is a `hidden beast` number, since 5 + 131 + 523 + 2 + 0 + 5 = 666.

It is not a de Polignac number, because 5131523205 - 2²¹ = 5129426053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19005507 + ... + 19005776.

It is an arithmetic number, because the mean of its divisors is an integer number (570169260).

Almost surely, 2^5131523205 is an apocalyptic number.

It is an amenable number.

5131523205 is a deficient number, since it is larger than the sum of its proper divisors (3991184955).

5131523205 is a wasteful number, since it uses less digits than its factorization.

5131523205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38011297 (or 38011291 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 5131523205 is about 71634.6508681378. The cubic root of 5131523205 is about 1724.8398036490.

The spelling of 5131523205 in words is "five billion, one hundred thirty-one million, five hundred twenty-three thousand, two hundred five".