11690239 has 8 divisors (see below), whose sum is σ = 12897360. Its totient is φ = 10507200.

The previous prime is 11690209. The next prime is 11690243. The reversal of 11690239 is 93209611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11690239 - 2¹⁹ = 11165951 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 11690239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11690209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4992 + ... + 6949.

It is an arithmetic number, because the mean of its divisors is an integer number (1612170).

Almost surely, 2^11690239 is an apocalyptic number.

11690239 is a deficient number, since it is larger than the sum of its proper divisors (1207121).

11690239 is a wasteful number, since it uses less digits than its factorization.

11690239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12041.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 11690239 is about 3419.0991503611. The cubic root of 11690239 is about 226.9557185582.

The spelling of 11690239 in words is "eleven million, six hundred ninety thousand, two hundred thirty-nine".