13140694 has 16 divisors (see below), whose sum is σ = 23852448. Its totient is φ = 5300352.

The previous prime is 13140689. The next prime is 13140697. The reversal of 13140694 is 49604131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27369 + ... + 27844.

It is an arithmetic number, because the mean of its divisors is an integer number (1490778).

Almost surely, 2^13140694 is an apocalyptic number.

13140694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13140694 is a deficient number, since it is larger than the sum of its proper divisors (10711754).

13140694 is a wasteful number, since it uses less digits than its factorization.

13140694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55239.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 13140694 is about 3625.0095172289. The cubic root of 13140694 is about 235.9786799662.

The spelling of 13140694 in words is "thirteen million, one hundred forty thousand, six hundred ninety-four".