256252127 has 2 divisors, whose sum is σ = 256252128. Its totient is φ = 256252126.

The previous prime is 256252123. The next prime is 256252141. The reversal of 256252127 is 721252652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256252127 - 2² = 256252123 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 256252093 and 256252102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (256252123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128126063 + 128126064.

It is an arithmetic number, because the mean of its divisors is an integer number (128126064).

Almost surely, 2^256252127 is an apocalyptic number.

256252127 is a deficient number, since it is larger than the sum of its proper divisors (1).

256252127 is an equidigital number, since it uses as much as digits as its factorization.

256252127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 32.

The square root of 256252127 is about 16007.8770297626. The cubic root of 256252127 is about 635.1688037802.

The spelling of 256252127 in words is "two hundred fifty-six million, two hundred fifty-two thousand, one hundred twenty-seven".