25263003 has 16 divisors (see below), whose sum is σ = 35786880. Its totient is φ = 15797376.

The previous prime is 25262999. The next prime is 25263013. The reversal of 25263003 is 30036252.

It is not a de Polignac number, because 25263003 - 2² = 25262999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25263013) 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, 18676 + ... + 19982.

It is an arithmetic number, because the mean of its divisors is an integer number (2236680).

Almost surely, 2^25263003 is an apocalyptic number.

25263003 is a deficient number, since it is larger than the sum of its proper divisors (10523877).

25263003 is a wasteful number, since it uses less digits than its factorization.

25263003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 25263003 is about 5026.2314908886. The cubic root of 25263003 is about 293.4235662774.

Adding to 25263003 its reverse (30036252), we get a palindrome (55299255).

The spelling of 25263003 in words is "twenty-five million, two hundred sixty-three thousand, three".