254892457 has 2 divisors, whose sum is σ = 254892458. Its totient is φ = 254892456.

The previous prime is 254892427. The next prime is 254892487. The reversal of 254892457 is 754298452.

It is a balanced prime because it is at equal distance from previous prime (254892427) and next prime (254892487).

It can be written as a sum of positive squares in only one way, i.e., 157653136 + 97239321 = 12556^2 + 9861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254892457 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (254892427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127446228 + 127446229.

It is an arithmetic number, because the mean of its divisors is an integer number (127446229).

Almost surely, 2^254892457 is an apocalyptic number.

It is an amenable number.

254892457 is a deficient number, since it is larger than the sum of its proper divisors (1).

254892457 is an equidigital number, since it uses as much as digits as its factorization.

254892457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 46.

The square root of 254892457 is about 15965.3517656204. The cubic root of 254892457 is about 634.0434122270.

The spelling of 254892457 in words is "two hundred fifty-four million, eight hundred ninety-two thousand, four hundred fifty-seven".