13894913 has 16 divisors (see below), whose sum is σ = 14929920. Its totient is φ = 12910800.

The previous prime is 13894889. The next prime is 13894927. The reversal of 13894913 is 31949831.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13894913 - 2¹² = 13890817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13894963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129806 + ... + 129912.

It is an arithmetic number, because the mean of its divisors is an integer number (933120).

Almost surely, 2^13894913 is an apocalyptic number.

It is an amenable number.

13894913 is a deficient number, since it is larger than the sum of its proper divisors (1035007).

13894913 is a wasteful number, since it uses less digits than its factorization.

13894913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268.

The product of its digits is 23328, while the sum is 38.

The square root of 13894913 is about 3727.5880941971. The cubic root of 13894913 is about 240.4096764479.

The spelling of 13894913 in words is "thirteen million, eight hundred ninety-four thousand, nine hundred thirteen".