2490515171 has 2 divisors, whose sum is σ = 2490515172. Its totient is φ = 2490515170.

The previous prime is 2490515129. The next prime is 2490515179. The reversal of 2490515171 is 1715150942.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2490515171 is a prime.

It is not a weakly prime, because it can be changed into another prime (2490515179) 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, 1245257585 + 1245257586.

It is an arithmetic number, because the mean of its divisors is an integer number (1245257586).

Almost surely, 2^2490515171 is an apocalyptic number.

2490515171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490515171 is an equidigital number, since it uses as much as digits as its factorization.

2490515171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 2490515171 is about 49905.0615769583. The cubic root of 2490515171 is about 1355.4902472988.

The spelling of 2490515171 in words is "two billion, four hundred ninety million, five hundred fifteen thousand, one hundred seventy-one".