2525603 has 2 divisors, whose sum is σ = 2525604. Its totient is φ = 2525602.

The previous prime is 2525599. The next prime is 2525617. The reversal of 2525603 is 3065252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2525603 - 2² = 2525599 is a prime.

It is not a weakly prime, because it can be changed into another prime (2525623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262801 + 1262802.

It is an arithmetic number, because the mean of its divisors is an integer number (1262802).

2^2525603 is an apocalyptic number.

2525603 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525603 is an equidigital number, since it uses as much as digits as its factorization.

2525603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2525603 is about 1589.2145858883. The cubic root of 2525603 is about 136.1826230290.

The spelling of 2525603 in words is "two million, five hundred twenty-five thousand, six hundred three".