5216139 has 6 divisors (see below), whose sum is σ = 7534436. Its totient is φ = 3477420.

The previous prime is 5216137. The next prime is 5216173. The reversal of 5216139 is 9316125.

5216139 is a `hidden beast` number, since 521 + 6 + 139 = 666.

It is not a de Polignac number, because 5216139 - 2¹ = 5216137 is a prime.

It is a Duffinian number.

5216139 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5216137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 289777 + ... + 289794.

Almost surely, 2^5216139 is an apocalyptic number.

5216139 is a deficient number, since it is larger than the sum of its proper divisors (2318297).

5216139 is a wasteful number, since it uses less digits than its factorization.

5216139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579577 (or 579574 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 5216139 is about 2283.8868185617. The cubic root of 5216139 is about 173.4268697161.

The spelling of 5216139 in words is "five million, two hundred sixteen thousand, one hundred thirty-nine".