127004057 has 2 divisors, whose sum is σ = 127004058. Its totient is φ = 127004056.

The previous prime is 127004041. The next prime is 127004071. The reversal of 127004057 is 750400721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116402521 + 10601536 = 10789^2 + 3256^2 .

It is a cyclic number.

It is not a de Polignac number, because 127004057 - 2⁴ = 127004041 is a prime.

It is a super-2 number, since 2×127004057² = 32260060988918498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (127004077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63502028 + 63502029.

It is an arithmetic number, because the mean of its divisors is an integer number (63502029).

Almost surely, 2^127004057 is an apocalyptic number.

It is an amenable number.

127004057 is a deficient number, since it is larger than the sum of its proper divisors (1).

127004057 is an equidigital number, since it uses as much as digits as its factorization.

127004057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 127004057 is about 11269.6076684151. The cubic root of 127004057 is about 502.6579218667.

Adding to 127004057 its reverse (750400721), we get a palindrome (877404778).

The spelling of 127004057 in words is "one hundred twenty-seven million, four thousand, fifty-seven".