2499517097 has 12 divisors (see below), whose sum is σ = 3171929616. Its totient is φ = 1947675240.

The previous prime is 2499517081. The next prime is 2499517109. The reversal of 2499517097 is 7907159942.

It is not a de Polignac number, because 2499517097 - 2⁴ = 2499517081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2499517067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2318123 + ... + 2319200.

It is an arithmetic number, because the mean of its divisors is an integer number (264327468).

Almost surely, 2^2499517097 is an apocalyptic number.

It is an amenable number.

2499517097 is a deficient number, since it is larger than the sum of its proper divisors (672412519).

2499517097 is a wasteful number, since it uses less digits than its factorization.

2499517097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637348 (or 4637341 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 53.

The square root of 2499517097 is about 49995.1707367822. The cubic root of 2499517097 is about 1357.1214159763.

The spelling of 2499517097 in words is "two billion, four hundred ninety-nine million, five hundred seventeen thousand, ninety-seven".