25541003 has 4 divisors (see below), whose sum is σ = 25922280. Its totient is φ = 25159728.

The previous prime is 25540979. The next prime is 25541027. The reversal of 25541003 is 30014552.

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

It is an interprime number because it is at equal distance from previous prime (25540979) and next prime (25541027).

It is a cyclic number.

It is not a de Polignac number, because 25541003 - 2⁸ = 25540747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25541203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190538 + ... + 190671.

It is an arithmetic number, because the mean of its divisors is an integer number (6480570).

Almost surely, 2^25541003 is an apocalyptic number.

25541003 is a deficient number, since it is larger than the sum of its proper divisors (381277).

25541003 is an equidigital number, since it uses as much as digits as its factorization.

25541003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381276.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 25541003 is about 5053.8107404215. The cubic root of 25541003 is about 294.4959428245.

Adding to 25541003 its reverse (30014552), we get a palindrome (55555555).

The spelling of 25541003 in words is "twenty-five million, five hundred forty-one thousand, three".