13159942 has 8 divisors (see below), whose sum is σ = 19817496. Its totient is φ = 6554112.

The previous prime is 13159931. The next prime is 13159961. The reversal of 13159942 is 24995131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13159898 and 13159907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12288 + ... + 13315.

It is an arithmetic number, because the mean of its divisors is an integer number (2477187).

Almost surely, 2^13159942 is an apocalyptic number.

13159942 is a deficient number, since it is larger than the sum of its proper divisors (6657554).

13159942 is a wasteful number, since it uses less digits than its factorization.

13159942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25862.

The product of its digits is 9720, while the sum is 34.

The square root of 13159942 is about 3627.6634353258. The cubic root of 13159942 is about 236.0938413554.

The spelling of 13159942 in words is "thirteen million, one hundred fifty-nine thousand, nine hundred forty-two".