25002153 has 24 divisors (see below), whose sum is σ = 39963456. Its totient is φ = 14935200.

The previous prime is 25002143. The next prime is 25002163. The reversal of 25002153 is 35120052.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25002143) and next prime (25002163).

It is not a de Polignac number, because 25002153 - 2⁴ = 25002137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25002143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5251 + ... + 8807.

It is an arithmetic number, because the mean of its divisors is an integer number (1665144).

Almost surely, 2^25002153 is an apocalyptic number.

It is an amenable number.

25002153 is a deficient number, since it is larger than the sum of its proper divisors (14961303).

25002153 is a wasteful number, since it uses less digits than its factorization.

25002153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645 (or 3642 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 25002153 is about 5000.2152953648. The cubic root of 25002153 is about 292.4101674606.

The spelling of 25002153 in words is "twenty-five million, two thousand, one hundred fifty-three".