5021504639 has 2 divisors, whose sum is σ = 5021504640. Its totient is φ = 5021504638.

The previous prime is 5021504603. The next prime is 5021504641. The reversal of 5021504639 is 9364051205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5021504639 - 2²⁸ = 4753069183 is a prime.

It is a Sophie Germain prime.

Together with 5021504641, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5021504599 and 5021504608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021504669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510752319 + 2510752320.

It is an arithmetic number, because the mean of its divisors is an integer number (2510752320).

Almost surely, 2^5021504639 is an apocalyptic number.

5021504639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021504639 is an equidigital number, since it uses as much as digits as its factorization.

5021504639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 5021504639 is about 70862.5757293651. The cubic root of 5021504639 is about 1712.4239348458.

The spelling of 5021504639 in words is "five billion, twenty-one million, five hundred four thousand, six hundred thirty-nine".