2510551 has 2 divisors, whose sum is σ = 2510552. Its totient is φ = 2510550.

The previous prime is 2510549. The next prime is 2510567. The reversal of 2510551 is 1550152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2510551 - 2¹ = 2510549 is a prime.

Together with 2510549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2510531) 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, 1255275 + 1255276.

It is an arithmetic number, because the mean of its divisors is an integer number (1255276).

2^2510551 is an apocalyptic number.

2510551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2510551 is an equidigital number, since it uses as much as digits as its factorization.

2510551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 2510551 is about 1584.4718362912. The cubic root of 2510551 is about 135.9115449896.

The spelling of 2510551 in words is "two million, five hundred ten thousand, five hundred fifty-one".