13919066 has 16 divisors (see below), whose sum is σ = 24131520. Its totient is φ = 5897760.

The previous prime is 13919051. The next prime is 13919069. The reversal of 13919066 is 66091931.

13919066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13919069) 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, 4340 + ... + 6831.

It is an arithmetic number, because the mean of its divisors is an integer number (1508220).

Almost surely, 2^13919066 is an apocalyptic number.

13919066 is a deficient number, since it is larger than the sum of its proper divisors (10212454).

13919066 is a wasteful number, since it uses less digits than its factorization.

13919066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11269.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 13919066 is about 3730.8264499974. The cubic root of 13919066 is about 240.5488941526.

The spelling of 13919066 in words is "thirteen million, nine hundred nineteen thousand, sixty-six".