13700943 has 12 divisors (see below), whose sum is σ = 19826248. Its totient is φ = 9117360.

The previous prime is 13700899. The next prime is 13700971. The reversal of 13700943 is 34900731.

It is not a de Polignac number, because 13700943 - 2²¹ = 11603791 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 (13700993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5808 + ... + 7818.

Almost surely, 2^13700943 is an apocalyptic number.

13700943 is a deficient number, since it is larger than the sum of its proper divisors (6125305).

13700943 is a wasteful number, since it uses less digits than its factorization.

13700943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774 (or 2771 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 13700943 is about 3701.4784883881. The cubic root of 13700943 is about 239.2857410008.

The spelling of 13700943 in words is "thirteen million, seven hundred thousand, nine hundred forty-three".