257114423 has 2 divisors, whose sum is σ = 257114424. Its totient is φ = 257114422.

The previous prime is 257114413. The next prime is 257114467. The reversal of 257114423 is 324411752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 257114423 - 2¹⁰ = 257113399 is a prime.

It is a super-2 number, since 2×257114423² = 132215653029245858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (257114413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128557211 + 128557212.

It is an arithmetic number, because the mean of its divisors is an integer number (128557212).

Almost surely, 2^257114423 is an apocalyptic number.

257114423 is a deficient number, since it is larger than the sum of its proper divisors (1).

257114423 is an equidigital number, since it uses as much as digits as its factorization.

257114423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 257114423 is about 16034.7879000628. The cubic root of 257114423 is about 635.8804600761.

The spelling of 257114423 in words is "two hundred fifty-seven million, one hundred fourteen thousand, four hundred twenty-three".