2251501379 has 2 divisors, whose sum is σ = 2251501380. Its totient is φ = 2251501378.

The previous prime is 2251501367. The next prime is 2251501477. The reversal of 2251501379 is 9731051522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251501379 - 2⁴ = 2251501363 is a prime.

It is not a weakly prime, because it can be changed into another prime (2251501279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125750689 + 1125750690.

It is an arithmetic number, because the mean of its divisors is an integer number (1125750690).

Almost surely, 2^2251501379 is an apocalyptic number.

2251501379 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251501379 is an equidigital number, since it uses as much as digits as its factorization.

2251501379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 2251501379 is about 47449.9881875644. The cubic root of 2251501379 is about 1310.6620934919.

The spelling of 2251501379 in words is "two billion, two hundred fifty-one million, five hundred one thousand, three hundred seventy-nine".