16160331 has 16 divisors (see below), whose sum is σ = 24265728. Its totient is φ = 9477600.

The previous prime is 16160327. The next prime is 16160359. The reversal of 16160331 is 13306161.

It is not a de Polignac number, because 16160331 - 2² = 16160327 is a prime.

It is a super-2 number, since 2×16160331² = 522312596059122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16160298 and 16160307.

It is not an unprimeable number, because it can be changed into a prime (16160311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6876 + ... + 8921.

It is an arithmetic number, because the mean of its divisors is an integer number (1516608).

Almost surely, 2^16160331 is an apocalyptic number.

16160331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16160331 is a deficient number, since it is larger than the sum of its proper divisors (8105397).

16160331 is a wasteful number, since it uses less digits than its factorization.

16160331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15842.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 16160331 is about 4019.9914179013. The cubic root of 16160331 is about 252.8230991134.

Adding to 16160331 its reverse (13306161), we get a palindrome (29466492).

The spelling of 16160331 in words is "sixteen million, one hundred sixty thousand, three hundred thirty-one".