16101399 has 8 divisors (see below), whose sum is σ = 21555072. Its totient is φ = 10691000.

The previous prime is 16101367. The next prime is 16101413. The reversal of 16101399 is 99310161.

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 16101399 - 2⁵ = 16101367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16101359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9939 + ... + 11444.

It is an arithmetic number, because the mean of its divisors is an integer number (2694384).

Almost surely, 2^16101399 is an apocalyptic number.

16101399 is a deficient number, since it is larger than the sum of its proper divisors (5453673).

16101399 is a wasteful number, since it uses less digits than its factorization.

16101399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21637.

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 16101399 is about 4012.6548568248. The cubic root of 16101399 is about 252.5154008186.

The spelling of 16101399 in words is "sixteen million, one hundred one thousand, three hundred ninety-nine".