25045003 has 4 divisors (see below), whose sum is σ = 25071768. Its totient is φ = 25018240.

The previous prime is 25044977. The next prime is 25045019. The reversal of 25045003 is 30054052.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25045003 - 2²¹ = 22947851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25045093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11926 + ... + 13867.

It is an arithmetic number, because the mean of its divisors is an integer number (6267942).

Almost surely, 2^25045003 is an apocalyptic number.

25045003 is a deficient number, since it is larger than the sum of its proper divisors (26765).

25045003 is an equidigital number, since it uses as much as digits as its factorization.

25045003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26764.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 25045003 is about 5004.4982765508. The cubic root of 25045003 is about 292.5771214081.

Adding to 25045003 its reverse (30054052), we get a palindrome (55099055).

The spelling of 25045003 in words is "twenty-five million, forty-five thousand, three".