2539104917 has 4 divisors (see below), whose sum is σ = 2539307136. Its totient is φ = 2538902700.

The previous prime is 2539104901. The next prime is 2539105001. The reversal of 2539104917 is 7194019352.

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 2539104917 - 2⁴ = 2539104901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539104517) 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, 80933 + ... + 107834.

It is an arithmetic number, because the mean of its divisors is an integer number (634826784).

Almost surely, 2^2539104917 is an apocalyptic number.

It is an amenable number.

2539104917 is a deficient number, since it is larger than the sum of its proper divisors (202219).

2539104917 is a wasteful number, since it uses less digits than its factorization.

2539104917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202218.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 2539104917 is about 50389.5318196151. The cubic root of 2539104917 is about 1364.2487006845.

The spelling of 2539104917 in words is "two billion, five hundred thirty-nine million, one hundred four thousand, nine hundred seventeen".