25575127 has 2 divisors, whose sum is σ = 25575128. Its totient is φ = 25575126.

The previous prime is 25575113. The next prime is 25575163. The reversal of 25575127 is 72157552.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25575127 is a prime.

It is a super-2 number, since 2×25575127² = 1308174242132258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25575092 and 25575101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25575227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12787563 + 12787564.

It is an arithmetic number, because the mean of its divisors is an integer number (12787564).

Almost surely, 2^25575127 is an apocalyptic number.

25575127 is a deficient number, since it is larger than the sum of its proper divisors (1).

25575127 is an equidigital number, since it uses as much as digits as its factorization.

25575127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24500, while the sum is 34.

The square root of 25575127 is about 5057.1856798026. The cubic root of 25575127 is about 294.6270380075.

The spelling of 25575127 in words is "twenty-five million, five hundred seventy-five thousand, one hundred twenty-seven".