16399141 has 8 divisors (see below), whose sum is σ = 18058464. Its totient is φ = 14767920.

The previous prime is 16399133. The next prime is 16399151. The reversal of 16399141 is 14199361.

It is a happy number.

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 16399141 - 2³ = 16399133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16399097 and 16399106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16399151) 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, 5790 + ... + 8143.

It is an arithmetic number, because the mean of its divisors is an integer number (2257308).

Almost surely, 2^16399141 is an apocalyptic number.

16399141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16399141 is a deficient number, since it is larger than the sum of its proper divisors (1659323).

16399141 is a wasteful number, since it uses less digits than its factorization.

16399141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14051.

The product of its digits is 5832, while the sum is 34.

The square root of 16399141 is about 4049.5852874091. The cubic root of 16399141 is about 254.0623826356.

The spelling of 16399141 in words is "sixteen million, three hundred ninety-nine thousand, one hundred forty-one".