13699445 has 8 divisors (see below), whose sum is σ = 16477344. Its totient is φ = 10934224.

The previous prime is 13699409. The next prime is 13699451. The reversal of 13699445 is 54499631.

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

It is a cyclic number.

It is not a de Polignac number, because 13699445 - 2⁶ = 13699381 is a prime.

It is a Duffinian number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 599 + ... + 5268.

It is an arithmetic number, because the mean of its divisors is an integer number (2059668).

Almost surely, 2^13699445 is an apocalyptic number.

It is an amenable number.

13699445 is a deficient number, since it is larger than the sum of its proper divisors (2777899).

13699445 is an equidigital number, since it uses as much as digits as its factorization.

13699445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6339.

The product of its digits is 116640, while the sum is 41.

The square root of 13699445 is about 3701.2761312823. The cubic root of 13699445 is about 239.2770198710.

The spelling of 13699445 in words is "thirteen million, six hundred ninety-nine thousand, four hundred forty-five".