25941165 has 16 divisors (see below), whose sum is σ = 42187776. Its totient is φ = 13608000.

The previous prime is 25941121. The next prime is 25941191. The reversal of 25941165 is 56114952.

It is not a de Polignac number, because 25941165 - 2⁷ = 25941037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13261 + ... + 15090.

It is an arithmetic number, because the mean of its divisors is an integer number (2636736).

Almost surely, 2^25941165 is an apocalyptic number.

It is an amenable number.

25941165 is a deficient number, since it is larger than the sum of its proper divisors (16246611).

25941165 is a wasteful number, since it uses less digits than its factorization.

25941165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28420.

The product of its digits is 10800, while the sum is 33.

The square root of 25941165 is about 5093.2469997046. The cubic root of 25941165 is about 296.0259785149.

It can be divided in two parts, 25941 and 165, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 25941165 in words is "twenty-five million, nine hundred forty-one thousand, one hundred sixty-five".