25227151 has 2 divisors, whose sum is σ = 25227152. Its totient is φ = 25227150.

The previous prime is 25227131. The next prime is 25227173. The reversal of 25227151 is 15172252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25227151 - 2⁷ = 25227023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25227131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613575 + 12613576.

It is an arithmetic number, because the mean of its divisors is an integer number (12613576).

Almost surely, 2^25227151 is an apocalyptic number.

25227151 is a deficient number, since it is larger than the sum of its proper divisors (1).

25227151 is an equidigital number, since it uses as much as digits as its factorization.

25227151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1400, while the sum is 25.

The square root of 25227151 is about 5022.6637355093. The cubic root of 25227151 is about 293.2846965103.

The spelling of 25227151 in words is "twenty-five million, two hundred twenty-seven thousand, one hundred fifty-one".