2251163927 has 2 divisors, whose sum is σ = 2251163928. Its totient is φ = 2251163926.

The previous prime is 2251163911. The next prime is 2251163933. The reversal of 2251163927 is 7293611522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2251163927 - 2⁴ = 2251163911 is a prime.

It is a super-2 number, since 2×2251163927² = 10135478052452122658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251163977) 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, 1125581963 + 1125581964.

It is an arithmetic number, because the mean of its divisors is an integer number (1125581964).

Almost surely, 2^2251163927 is an apocalyptic number.

2251163927 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251163927 is an equidigital number, since it uses as much as digits as its factorization.

2251163927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 38.

The square root of 2251163927 is about 47446.4321840958. The cubic root of 2251163927 is about 1310.5966101294.

The spelling of 2251163927 in words is "two billion, two hundred fifty-one million, one hundred sixty-three thousand, nine hundred twenty-seven".