265325603 has 4 divisors (see below), whose sum is σ = 265439328. Its totient is φ = 265211880.

The previous prime is 265325587. The next prime is 265325639. The reversal of 265325603 is 306523562.

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 265325603 - 2⁴ = 265325587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 265325603.

It is not an unprimeable number, because it can be changed into a prime (265325663) 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, 53288 + ... + 58053.

It is an arithmetic number, because the mean of its divisors is an integer number (66359832).

Almost surely, 2^265325603 is an apocalyptic number.

265325603 is a deficient number, since it is larger than the sum of its proper divisors (113725).

265325603 is a wasteful number, since it uses less digits than its factorization.

265325603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113724.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 265325603 is about 16288.8183426546. The cubic root of 265325603 is about 642.5787903193.

The spelling of 265325603 in words is "two hundred sixty-five million, three hundred twenty-five thousand, six hundred three".