2501251 has 2 divisors, whose sum is σ = 2501252. Its totient is φ = 2501250.

The previous prime is 2501249. The next prime is 2501269. The reversal of 2501251 is 1521052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2501251 - 2¹ = 2501249 is a prime.

Together with 2501249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2501201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250625 + 1250626.

It is an arithmetic number, because the mean of its divisors is an integer number (1250626).

2^2501251 is an apocalyptic number.

2501251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501251 is an equidigital number, since it uses as much as digits as its factorization.

2501251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2501251 is about 1581.5343815422. The cubic root of 2501251 is about 135.7435152977.

The spelling of 2501251 in words is "two million, five hundred one thousand, two hundred fifty-one".