16213113 has 12 divisors (see below), whose sum is σ = 26764608. Its totient is φ = 9264600.

The previous prime is 16213111. The next prime is 16213139. The reversal of 16213113 is 31131261.

16213113 is a `hidden beast` number, since 1 + 621 + 31 + 13 = 666.

It is not a de Polignac number, because 16213113 - 2¹ = 16213111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16213111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128613 + ... + 128738.

It is an arithmetic number, because the mean of its divisors is an integer number (2230384).

Almost surely, 2^16213113 is an apocalyptic number.

It is an amenable number.

16213113 is a deficient number, since it is larger than the sum of its proper divisors (10551495).

16213113 is a wasteful number, since it uses less digits than its factorization.

16213113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257364 (or 257361 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 16213113 is about 4026.5510055133. The cubic root of 16213113 is about 253.0980523667.

Adding to 16213113 its reverse (31131261), we get a palindrome (47344374).

The spelling of 16213113 in words is "sixteen million, two hundred thirteen thousand, one hundred thirteen".