11439958 has 8 divisors (see below), whose sum is σ = 17192952. Its totient is φ = 5708976.

The previous prime is 11439937. The next prime is 11439959. The reversal of 11439958 is 85993411.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11439958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11439959) 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, 4135 + ... + 6322.

It is an arithmetic number, because the mean of its divisors is an integer number (2149119).

Almost surely, 2^11439958 is an apocalyptic number.

11439958 is a deficient number, since it is larger than the sum of its proper divisors (5752994).

11439958 is a wasteful number, since it uses less digits than its factorization.

11439958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006.

The product of its digits is 38880, while the sum is 40.

The square root of 11439958 is about 3382.3006962717. The cubic root of 11439958 is about 225.3243585196.

The spelling of 11439958 in words is "eleven million, four hundred thirty-nine thousand, nine hundred fifty-eight".