25360403 has 2 divisors, whose sum is σ = 25360404. Its totient is φ = 25360402.

The previous prime is 25360381. The next prime is 25360441. The reversal of 25360403 is 30406352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25360403 - 2⁶ = 25360339 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (25360483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12680201 + 12680202.

It is an arithmetic number, because the mean of its divisors is an integer number (12680202).

Almost surely, 2^25360403 is an apocalyptic number.

25360403 is a deficient number, since it is larger than the sum of its proper divisors (1).

25360403 is an equidigital number, since it uses as much as digits as its factorization.

25360403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 25360403 is about 5035.9113375833. The cubic root of 25360403 is about 293.8001750417.

Adding to 25360403 its reverse (30406352), we get a palindrome (55766755).

The spelling of 25360403 in words is "twenty-five million, three hundred sixty thousand, four hundred three".