2502551 has 2 divisors, whose sum is σ = 2502552. Its totient is φ = 2502550.

The previous prime is 2502541. The next prime is 2502559. The reversal of 2502551 is 1552052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2502551 - 2¹⁴ = 2486167 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2502559) 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, 1251275 + 1251276.

It is an arithmetic number, because the mean of its divisors is an integer number (1251276).

2^2502551 is an apocalyptic number.

2502551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2502551 is an equidigital number, since it uses as much as digits as its factorization.

2502551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 2502551 is about 1581.9453214318. The cubic root of 2502551 is about 135.7670283326.

The spelling of 2502551 in words is "two million, five hundred two thousand, five hundred fifty-one".