16697013 has 8 divisors (see below), whose sum is σ = 22359168. Its totient is φ = 11083104.

The previous prime is 16696997. The next prime is 16697041. The reversal of 16697013 is 31079661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16697013 - 2⁴ = 16696997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16647013) 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, 11245 + ... + 12642.

It is an arithmetic number, because the mean of its divisors is an integer number (2794896).

Almost surely, 2^16697013 is an apocalyptic number.

It is an amenable number.

16697013 is a deficient number, since it is larger than the sum of its proper divisors (5662155).

16697013 is a wasteful number, since it uses less digits than its factorization.

16697013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24123.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 16697013 is about 4086.1978659874. The cubic root of 16697013 is about 255.5914146768.

It can be divided in two parts, 166 and 97013, that added together give a palindrome (97179).

The spelling of 16697013 in words is "sixteen million, six hundred ninety-seven thousand, thirteen".