13942835 has 4 divisors (see below), whose sum is σ = 16731408. Its totient is φ = 11154264.

The previous prime is 13942811. The next prime is 13942861. The reversal of 13942835 is 53824931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13942835 - 2¹² = 13938739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13942795 and 13942804.

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, 1394279 + ... + 1394288.

It is an arithmetic number, because the mean of its divisors is an integer number (4182852).

Almost surely, 2^13942835 is an apocalyptic number.

13942835 is a deficient number, since it is larger than the sum of its proper divisors (2788573).

13942835 is an equidigital number, since it uses as much as digits as its factorization.

13942835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788572.

The product of its digits is 25920, while the sum is 35.

The square root of 13942835 is about 3734.0105784531. The cubic root of 13942835 is about 240.6857413419.

The spelling of 13942835 in words is "thirteen million, nine hundred forty-two thousand, eight hundred thirty-five".