2279910251 has 2 divisors, whose sum is σ = 2279910252. Its totient is φ = 2279910250.

The previous prime is 2279910203. The next prime is 2279910257. The reversal of 2279910251 is 1520199722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2279910251 - 2³⁰ = 1206168427 is a prime.

It is a super-2 number, since 2×2279910251² = 10395981505229766002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2279910257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1139955125 + 1139955126.

It is an arithmetic number, because the mean of its divisors is an integer number (1139955126).

Almost surely, 2^2279910251 is an apocalyptic number.

2279910251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2279910251 is an equidigital number, since it uses as much as digits as its factorization.

2279910251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 2279910251 is about 47748.4057430193. The cubic root of 2279910251 is about 1316.1516031082.

The spelling of 2279910251 in words is "two billion, two hundred seventy-nine million, nine hundred ten thousand, two hundred fifty-one".