25052003 has 2 divisors, whose sum is σ = 25052004. Its totient is φ = 25052002.

The previous prime is 25051981. The next prime is 25052011. The reversal of 25052003 is 30025052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25052003 is a prime.

It is not a weakly prime, because it can be changed into another prime (25052603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526001 + 12526002.

It is an arithmetic number, because the mean of its divisors is an integer number (12526002).

Almost surely, 2^25052003 is an apocalyptic number.

25052003 is a deficient number, since it is larger than the sum of its proper divisors (1).

25052003 is an equidigital number, since it uses as much as digits as its factorization.

25052003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 25052003 is about 5005.1975984970. The cubic root of 25052003 is about 292.6043769991.

Adding to 25052003 its reverse (30025052), we get a palindrome (55077055).

The spelling of 25052003 in words is "twenty-five million, fifty-two thousand, three".