11962389 has 8 divisors (see below), whose sum is σ = 16022272. Its totient is φ = 7938720.

The previous prime is 11962387. The next prime is 11962397. The reversal of 11962389 is 98326911.

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

It is not a de Polignac number, because 11962389 - 2¹ = 11962387 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 (11962387) 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, 8272 + ... + 9609.

It is an arithmetic number, because the mean of its divisors is an integer number (2002784).

Almost surely, 2^11962389 is an apocalyptic number.

It is an amenable number.

11962389 is a deficient number, since it is larger than the sum of its proper divisors (4059883).

11962389 is a wasteful number, since it uses less digits than its factorization.

11962389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18107.

The product of its digits is 23328, while the sum is 39.

The square root of 11962389 is about 3458.6686745047. The cubic root of 11962389 is about 228.7034101419.

The spelling of 11962389 in words is "eleven million, nine hundred sixty-two thousand, three hundred eighty-nine".