16673131 has 2 divisors, whose sum is σ = 16673132. Its totient is φ = 16673130.

The previous prime is 16673119. The next prime is 16673149. The reversal of 16673131 is 13137661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16673131 - 2⁵ = 16673099 is a prime.

It is a super-2 number, since 2×16673131² = 555986594686322, 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 16673131.

It is not a weakly prime, because it can be changed into another prime (16673161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8336565 + 8336566.

It is an arithmetic number, because the mean of its divisors is an integer number (8336566).

Almost surely, 2^16673131 is an apocalyptic number.

16673131 is a deficient number, since it is larger than the sum of its proper divisors (1).

16673131 is an equidigital number, since it uses as much as digits as its factorization.

16673131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 28.

The square root of 16673131 is about 4083.2745437945. The cubic root of 16673131 is about 255.4694977265.

The spelling of 16673131 in words is "sixteen million, six hundred seventy-three thousand, one hundred thirty-one".