25053003 has 16 divisors (see below), whose sum is σ = 38730240. Its totient is φ = 15975432.

The previous prime is 25052987. The next prime is 25053031. The reversal of 25053003 is 30035052.

It is not a de Polignac number, because 25053003 - 2⁴ = 25052987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25053043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19551 + ... + 20792.

It is an arithmetic number, because the mean of its divisors is an integer number (2420640).

Almost surely, 2^25053003 is an apocalyptic number.

25053003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

25053003 is a deficient number, since it is larger than the sum of its proper divisors (13677237).

25053003 is a wasteful number, since it uses less digits than its factorization.

25053003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40375 (or 40369 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 25053003 is about 5005.2974936561. The cubic root of 25053003 is about 292.6082702405.

Adding to 25053003 its reverse (30035052), we get a palindrome (55088055).

The spelling of 25053003 in words is "twenty-five million, fifty-three thousand, three".