2499375191 has 2 divisors, whose sum is σ = 2499375192. Its totient is φ = 2499375190.

The previous prime is 2499375161. The next prime is 2499375209. The reversal of 2499375191 is 1915739942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2499375191 - 2²² = 2495180887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2499375161) 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 as a sum of consecutive naturals, namely, 1249687595 + 1249687596.

It is an arithmetic number, because the mean of its divisors is an integer number (1249687596).

Almost surely, 2^2499375191 is an apocalyptic number.

2499375191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499375191 is an equidigital number, since it uses as much as digits as its factorization.

2499375191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 50.

The square root of 2499375191 is about 49993.7515195649. The cubic root of 2499375191 is about 1357.0957327064.

The spelling of 2499375191 in words is "two billion, four hundred ninety-nine million, three hundred seventy-five thousand, one hundred ninety-one".