11645425 has 48 divisors (see below), whose sum is σ = 17356032. Its totient is φ = 7654400.

The previous prime is 11645419. The next prime is 11645437. The reversal of 11645425 is 52454611.

It is not a de Polignac number, because 11645425 - 2⁷ = 11645297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11645393 and 11645402.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 219699 + ... + 219751.

It is an arithmetic number, because the mean of its divisors is an integer number (361584).

Almost surely, 2^11645425 is an apocalyptic number.

It is an amenable number.

11645425 is a deficient number, since it is larger than the sum of its proper divisors (5710607).

11645425 is a wasteful number, since it uses less digits than its factorization.

11645425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 133 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 11645425 is about 3412.5393770622. The cubic root of 11645425 is about 226.6653390445.

The spelling of 11645425 in words is "eleven million, six hundred forty-five thousand, four hundred twenty-five".