25651127 has 2 divisors, whose sum is σ = 25651128. Its totient is φ = 25651126.

The previous prime is 25651123. The next prime is 25651133. The reversal of 25651127 is 72115652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25651127 - 2² = 25651123 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25651127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25651123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12825563 + 12825564.

It is an arithmetic number, because the mean of its divisors is an integer number (12825564).

Almost surely, 2^25651127 is an apocalyptic number.

25651127 is a deficient number, since it is larger than the sum of its proper divisors (1).

25651127 is an equidigital number, since it uses as much as digits as its factorization.

25651127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 29.

The square root of 25651127 is about 5064.6941664823. The cubic root of 25651127 is about 294.9185909615.

Adding to 25651127 its reverse (72115652), we get a palindrome (97766779).

The spelling of 25651127 in words is "twenty-five million, six hundred fifty-one thousand, one hundred twenty-seven".