25126159 has 2 divisors, whose sum is σ = 25126160. Its totient is φ = 25126158.

The previous prime is 25126141. The next prime is 25126163. The reversal of 25126159 is 95162152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25126159 - 2⁹ = 25125647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25126159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25126169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12563079 + 12563080.

It is an arithmetic number, because the mean of its divisors is an integer number (12563080).

Almost surely, 2^25126159 is an apocalyptic number.

25126159 is a deficient number, since it is larger than the sum of its proper divisors (1).

25126159 is an equidigital number, since it uses as much as digits as its factorization.

25126159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 25126159 is about 5012.6000239397. The cubic root of 25126159 is about 292.8928036459.

The spelling of 25126159 in words is "twenty-five million, one hundred twenty-six thousand, one hundred fifty-nine".