2497813971 has 16 divisors (see below), whose sum is σ = 3425030400. Its totient is φ = 1618293600.

The previous prime is 2497813949. The next prime is 2497813979. The reversal of 2497813971 is 1793187942.

It is not a de Polignac number, because 2497813971 - 2⁵ = 2497813939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2497813979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22980 + ... + 74321.

It is an arithmetic number, because the mean of its divisors is an integer number (214064400).

Almost surely, 2^2497813971 is an apocalyptic number.

2497813971 is a deficient number, since it is larger than the sum of its proper divisors (927216429).

2497813971 is a wasteful number, since it uses less digits than its factorization.

2497813971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97546.

The product of its digits is 762048, while the sum is 51.

The square root of 2497813971 is about 49978.1349291868. The cubic root of 2497813971 is about 1356.8131065644.

The spelling of 2497813971 in words is "two billion, four hundred ninety-seven million, eight hundred thirteen thousand, nine hundred seventy-one".