14005399 has 8 divisors (see below), whose sum is σ = 14862528. Its totient is φ = 13152000.

The previous prime is 14005393. The next prime is 14005403. The reversal of 14005399 is 99350041.

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 14005399 - 2¹⁷ = 13874327 is a prime.

It is a super-2 number, since 2×14005399² = 392302402298402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14005399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14005393) 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, 12219 + ... + 13315.

It is an arithmetic number, because the mean of its divisors is an integer number (1857816).

Almost surely, 2^14005399 is an apocalyptic number.

14005399 is a deficient number, since it is larger than the sum of its proper divisors (857129).

14005399 is a wasteful number, since it uses less digits than its factorization.

14005399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 14005399 is about 3742.3787889523. The cubic root of 14005399 is about 241.0452042407.

The spelling of 14005399 in words is "fourteen million, five thousand, three hundred ninety-nine".