5100660521 has 4 divisors (see below), whose sum is σ = 5564356944. Its totient is φ = 4636964100.

The previous prime is 5100660511. The next prime is 5100660541. The reversal of 5100660521 is 1250660015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5100660521 - 2⁶ = 5100660457 is a prime.

It is a super-3 number, since 3×5100660521³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5100660511) 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, 231848195 + ... + 231848216.

It is an arithmetic number, because the mean of its divisors is an integer number (1391089236).

Almost surely, 2^5100660521 is an apocalyptic number.

It is an amenable number.

5100660521 is a deficient number, since it is larger than the sum of its proper divisors (463696423).

5100660521 is a wasteful number, since it uses less digits than its factorization.

5100660521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463696422.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 5100660521 is about 71418.9087077085. The cubic root of 5100660521 is about 1721.3749283163.

The spelling of 5100660521 in words is "five billion, one hundred million, six hundred sixty thousand, five hundred twenty-one".