13933445 has 8 divisors (see below), whose sum is σ = 16772640. Its totient is φ = 11111760.

The previous prime is 13933429. The next prime is 13933453. The reversal of 13933445 is 54433931.

13933445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13933445 - 2⁴ = 13933429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555 + ... + 5864.

It is an arithmetic number, because the mean of its divisors is an integer number (2096580).

Almost surely, 2^13933445 is an apocalyptic number.

It is an amenable number.

13933445 is a deficient number, since it is larger than the sum of its proper divisors (2839195).

13933445 is an equidigital number, since it uses as much as digits as its factorization.

13933445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8755.

The product of its digits is 19440, while the sum is 32.

The square root of 13933445 is about 3732.7530054907. The cubic root of 13933445 is about 240.6316981325.

The spelling of 13933445 in words is "thirteen million, nine hundred thirty-three thousand, four hundred forty-five".