16713969 has 4 divisors (see below), whose sum is σ = 22285296. Its totient is φ = 11142644.

The previous prime is 16713967. The next prime is 16713979. The reversal of 16713969 is 96931761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16713969 - 2¹ = 16713967 is a prime.

It is a super-2 number, since 2×16713969² = 558713519465922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16713969.

It is not an unprimeable number, because it can be changed into a prime (16713967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2785659 + ... + 2785664.

It is an arithmetic number, because the mean of its divisors is an integer number (5571324).

Almost surely, 2^16713969 is an apocalyptic number.

It is an amenable number.

16713969 is a deficient number, since it is larger than the sum of its proper divisors (5571327).

16713969 is an equidigital number, since it uses as much as digits as its factorization.

16713969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5571326.

The product of its digits is 61236, while the sum is 42.

The square root of 16713969 is about 4088.2721289073. The cubic root of 16713969 is about 255.6779040356.

The spelling of 16713969 in words is "sixteen million, seven hundred thirteen thousand, nine hundred sixty-nine".