5244012539 has 2 divisors, whose sum is σ = 5244012540. Its totient is φ = 5244012538.

The previous prime is 5244012523. The next prime is 5244012547. The reversal of 5244012539 is 9352104425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5244012539 - 2⁴ = 5244012523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5244012499 and 5244012508.

It is not a weakly prime, because it can be changed into another prime (5244012569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622006269 + 2622006270.

It is an arithmetic number, because the mean of its divisors is an integer number (2622006270).

Almost surely, 2^5244012539 is an apocalyptic number.

5244012539 is a deficient number, since it is larger than the sum of its proper divisors (1).

5244012539 is an equidigital number, since it uses as much as digits as its factorization.

5244012539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 5244012539 is about 72415.5545376820. The cubic root of 5244012539 is about 1737.3523544744.

The spelling of 5244012539 in words is "five billion, two hundred forty-four million, twelve thousand, five hundred thirty-nine".