13994534 has 16 divisors (see below), whose sum is σ = 22187520. Its totient is φ = 6606600.

The previous prime is 13994531. The next prime is 13994537. The reversal of 13994534 is 43549931.

It is an interprime number because it is at equal distance from previous prime (13994531) and next prime (13994537).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13994531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709 + ... + 5559.

It is an arithmetic number, because the mean of its divisors is an integer number (1386720).

Almost surely, 2^13994534 is an apocalyptic number.

13994534 is a deficient number, since it is larger than the sum of its proper divisors (8192986).

13994534 is a wasteful number, since it uses less digits than its factorization.

13994534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955.

The product of its digits is 58320, while the sum is 38.

The square root of 13994534 is about 3740.9268904912. The cubic root of 13994534 is about 240.9828560545.

The spelling of 13994534 in words is "thirteen million, nine hundred ninety-four thousand, five hundred thirty-four".