25671059 has 4 divisors (see below), whose sum is σ = 26787216. Its totient is φ = 24554904.

The previous prime is 25671053. The next prime is 25671089. The reversal of 25671059 is 95017652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25671059 - 2⁸ = 25670803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25671053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558044 + ... + 558089.

It is an arithmetic number, because the mean of its divisors is an integer number (6696804).

Almost surely, 2^25671059 is an apocalyptic number.

25671059 is a deficient number, since it is larger than the sum of its proper divisors (1116157).

25671059 is a wasteful number, since it uses less digits than its factorization.

25671059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116156.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 25671059 is about 5066.6615241202. The cubic root of 25671059 is about 294.9949592167.

The spelling of 25671059 in words is "twenty-five million, six hundred seventy-one thousand, fifty-nine".