16313863 has 8 divisors (see below), whose sum is σ = 17869680. Its totient is φ = 14824320.

The previous prime is 16313851. The next prime is 16313867. The reversal of 16313863 is 36831361.

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 16313863 - 2¹⁷ = 16182791 is a prime.

It is a super-2 number, since 2×16313863² = 532284251965538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16313867) 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, 16053 + ... + 17038.

It is an arithmetic number, because the mean of its divisors is an integer number (2233710).

Almost surely, 2^16313863 is an apocalyptic number.

16313863 is a deficient number, since it is larger than the sum of its proper divisors (1555817).

16313863 is a wasteful number, since it uses less digits than its factorization.

16313863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33137.

The product of its digits is 7776, while the sum is 31.

The square root of 16313863 is about 4039.0423369903. The cubic root of 16313863 is about 253.6212295267.

The spelling of 16313863 in words is "sixteen million, three hundred thirteen thousand, eight hundred sixty-three".