11512039 has 16 divisors (see below), whose sum is σ = 14662656. Its totient is φ = 8776800.

The previous prime is 11512037. The next prime is 11512051. The reversal of 11512039 is 93021511.

It is a cyclic number.

It is not a de Polignac number, because 11512039 - 2¹ = 11512037 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 (11512031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2029 + ... + 5209.

It is an arithmetic number, because the mean of its divisors is an integer number (916416).

Almost surely, 2^11512039 is an apocalyptic number.

11512039 is a deficient number, since it is larger than the sum of its proper divisors (3150617).

11512039 is a wasteful number, since it uses less digits than its factorization.

11512039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 11512039 is about 3392.9395809534. The cubic root of 11512039 is about 225.7966100273.

The spelling of 11512039 in words is "eleven million, five hundred twelve thousand, thirty-nine".