5187162553 has 4 divisors (see below), whose sum is σ = 5492289780. Its totient is φ = 4882035328.

The previous prime is 5187162527. The next prime is 5187162581. The reversal of 5187162553 is 3552617815.

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 2 ways, for example, as 4359564729 + 827597824 = 66027^2 + 28768^2 .

It is a cyclic number.

It is not a de Polignac number, because 5187162553 - 2²⁵ = 5153608121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5187162353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152563588 + ... + 152563621.

It is an arithmetic number, because the mean of its divisors is an integer number (1373072445).

Almost surely, 2^5187162553 is an apocalyptic number.

It is an amenable number.

5187162553 is a deficient number, since it is larger than the sum of its proper divisors (305127227).

5187162553 is a wasteful number, since it uses less digits than its factorization.

5187162553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305127226.

The product of its digits is 252000, while the sum is 43.

The square root of 5187162553 is about 72021.9588250695. The cubic root of 5187162553 is about 1731.0513565514.

The spelling of 5187162553 in words is "five billion, one hundred eighty-seven million, one hundred sixty-two thousand, five hundred fifty-three".