5240617913 has 2 divisors, whose sum is σ = 5240617914. Its totient is φ = 5240617912.

The previous prime is 5240617903. The next prime is 5240617961. The reversal of 5240617913 is 3197160425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5172917929 + 67699984 = 71923^2 + 8228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5240617913 is a prime.

It is a super-2 number, since 2×5240617913² = 54928152220112951138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5240617903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620308956 + 2620308957.

It is an arithmetic number, because the mean of its divisors is an integer number (2620308957).

Almost surely, 2^5240617913 is an apocalyptic number.

It is an amenable number.

5240617913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5240617913 is an equidigital number, since it uses as much as digits as its factorization.

5240617913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5240617913 is about 72392.1122291649. The cubic root of 5240617913 is about 1736.9773913158.

The spelling of 5240617913 in words is "five billion, two hundred forty million, six hundred seventeen thousand, nine hundred thirteen".