2497511 has 2 divisors, whose sum is σ = 2497512. Its totient is φ = 2497510.

The previous prime is 2497499. The next prime is 2497513. The reversal of 2497511 is 1157942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2497511 - 2⁶ = 2497447 is a prime.

It is a super-2 number, since 2×2497511² = 12475122390242, which contains 22 as substring.

Together with 2497513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2497513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248755 + 1248756.

It is an arithmetic number, because the mean of its divisors is an integer number (1248756).

2^2497511 is an apocalyptic number.

2497511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2497511 is an equidigital number, since it uses as much as digits as its factorization.

2497511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 29.

The square root of 2497511 is about 1580.3515431701. The cubic root of 2497511 is about 135.6758246375.

The spelling of 2497511 in words is "two million, four hundred ninety-seven thousand, five hundred eleven".