11259239 has 4 divisors (see below), whose sum is σ = 11368656. Its totient is φ = 11149824.

The previous prime is 11259233. The next prime is 11259263. The reversal of 11259239 is 93295211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93295211 = 53 ⋅1760287.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11259239 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 (11259233) 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, 54554 + ... + 54759.

It is an arithmetic number, because the mean of its divisors is an integer number (2842164).

Almost surely, 2^11259239 is an apocalyptic number.

11259239 is a deficient number, since it is larger than the sum of its proper divisors (109417).

11259239 is a wasteful number, since it uses less digits than its factorization.

11259239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109416.

The product of its digits is 4860, while the sum is 32.

The square root of 11259239 is about 3355.4789524001. The cubic root of 11259239 is about 224.1315593567.

The spelling of 11259239 in words is "eleven million, two hundred fifty-nine thousand, two hundred thirty-nine".