12988039 has 8 divisors (see below), whose sum is σ = 14113280. Its totient is φ = 11907000.

The previous prime is 12988033. The next prime is 12988043. The reversal of 12988039 is 93088921.

12988039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12988039 - 2⁵ = 12988007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12987992 and 12988010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12988033) 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, 10437 + ... + 11614.

It is an arithmetic number, because the mean of its divisors is an integer number (1764160).

Almost surely, 2^12988039 is an apocalyptic number.

12988039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12988039 is a deficient number, since it is larger than the sum of its proper divisors (1125241).

12988039 is a wasteful number, since it uses less digits than its factorization.

12988039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22101.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 12988039 is about 3603.8922014955. The cubic root of 12988039 is about 235.0613330179.

The spelling of 12988039 in words is "twelve million, nine hundred eighty-eight thousand, thirty-nine".