5187373522 has 4 divisors (see below), whose sum is σ = 7781060286. Its totient is φ = 2593686760.

The previous prime is 5187373507. The next prime is 5187373531. The reversal of 5187373522 is 2253737815.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4463709721 + 723663801 = 66811^2 + 26901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1296843379 + ... + 1296843382.

Almost surely, 2^5187373522 is an apocalyptic number.

5187373522 is a deficient number, since it is larger than the sum of its proper divisors (2593686764).

5187373522 is a wasteful number, since it uses less digits than its factorization.

5187373522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593686763.

The product of its digits is 352800, while the sum is 43.

The square root of 5187373522 is about 72023.4234259939. The cubic root of 5187373522 is about 1731.0748243092.

The spelling of 5187373522 in words is "five billion, one hundred eighty-seven million, three hundred seventy-three thousand, five hundred twenty-two".