13924545 has 16 divisors (see below), whose sum is σ = 23248512. Its totient is φ = 7103360.

The previous prime is 13924529. The next prime is 13924571. The reversal of 13924545 is 54542931.

It is not a de Polignac number, because 13924545 - 2⁴ = 13924529 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19836 + ... + 20525.

It is an arithmetic number, because the mean of its divisors is an integer number (1453032).

Almost surely, 2^13924545 is an apocalyptic number.

13924545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13924545 is a deficient number, since it is larger than the sum of its proper divisors (9323967).

13924545 is a wasteful number, since it uses less digits than its factorization.

13924545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40392.

The product of its digits is 21600, while the sum is 33.

The square root of 13924545 is about 3731.5606654589. The cubic root of 13924545 is about 240.5804526518.

The spelling of 13924545 in words is "thirteen million, nine hundred twenty-four thousand, five hundred forty-five".