2251252511 has 2 divisors, whose sum is σ = 2251252512. Its totient is φ = 2251252510.

The previous prime is 2251252469. The next prime is 2251252541. The reversal of 2251252511 is 1152521522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2251252511 - 2¹⁸ = 2250990367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251252541) 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, 1125626255 + 1125626256.

It is an arithmetic number, because the mean of its divisors is an integer number (1125626256).

Almost surely, 2^2251252511 is an apocalyptic number.

2251252511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251252511 is an equidigital number, since it uses as much as digits as its factorization.

2251252511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2000, while the sum is 26.

The square root of 2251252511 is about 47447.3656908368. The cubic root of 2251252511 is about 1310.6138006985.

The spelling of 2251252511 in words is "two billion, two hundred fifty-one million, two hundred fifty-two thousand, five hundred eleven".