11425589 has 4 divisors (see below), whose sum is σ = 13057824. Its totient is φ = 9793356.

The previous prime is 11425537. The next prime is 11425597. The reversal of 11425589 is 98552411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11425589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816107 + ... + 816120.

It is an arithmetic number, because the mean of its divisors is an integer number (3264456).

Almost surely, 2^11425589 is an apocalyptic number.

It is an amenable number.

11425589 is a deficient number, since it is larger than the sum of its proper divisors (1632235).

11425589 is an equidigital number, since it uses as much as digits as its factorization.

11425589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632234.

The product of its digits is 14400, while the sum is 35.

The square root of 11425589 is about 3380.1758829978. The cubic root of 11425589 is about 225.2299804865.

The spelling of 11425589 in words is "eleven million, four hundred twenty-five thousand, five hundred eighty-nine".