25353103 has 12 divisors (see below), whose sum is σ = 27671752. Its totient is φ = 23207040.

The previous prime is 25353091. The next prime is 25353113. The reversal of 25353103 is 30135352.

It is a happy number.

It is not a de Polignac number, because 25353103 - 2¹⁷ = 25222031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25353113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9508 + ... + 11878.

Almost surely, 2^25353103 is an apocalyptic number.

25353103 is a deficient number, since it is larger than the sum of its proper divisors (2318649).

25353103 is a wasteful number, since it uses less digits than its factorization.

25353103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442 (or 2425 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 25353103 is about 5035.1864910845. The cubic root of 25353103 is about 293.7719821787.

Adding to 25353103 its reverse (30135352), we get a palindrome (55488455).

The spelling of 25353103 in words is "twenty-five million, three hundred fifty-three thousand, one hundred three".