13771694 has 16 divisors (see below), whose sum is σ = 22496400. Its totient is φ = 6297984.

The previous prime is 13771691. The next prime is 13771697. The reversal of 13771694 is 49617731.

13771694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13771691) and next prime (13771697).

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13771691) 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, 5147 + ... + 7350.

It is an arithmetic number, because the mean of its divisors is an integer number (1406025).

Almost surely, 2^13771694 is an apocalyptic number.

13771694 is a deficient number, since it is larger than the sum of its proper divisors (8724706).

13771694 is a wasteful number, since it uses less digits than its factorization.

13771694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12547.

The product of its digits is 31752, while the sum is 38.

The square root of 13771694 is about 3711.0233090079. The cubic root of 13771694 is about 239.6969206640.

The spelling of 13771694 in words is "thirteen million, seven hundred seventy-one thousand, six hundred ninety-four".