16970719 has 2 divisors, whose sum is σ = 16970720. Its totient is φ = 16970718.

The previous prime is 16970693. The next prime is 16970731. The reversal of 16970719 is 91707961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16970719 - 2⁵ = 16970687 is a prime.

It is a super-2 number, since 2×16970719² = 576010606753922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16971719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8485359 + 8485360.

It is an arithmetic number, because the mean of its divisors is an integer number (8485360).

Almost surely, 2^16970719 is an apocalyptic number.

16970719 is a deficient number, since it is larger than the sum of its proper divisors (1).

16970719 is an equidigital number, since it uses as much as digits as its factorization.

16970719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 16970719 is about 4119.5532524777. The cubic root of 16970719 is about 256.9804473711.

It can be divided in two parts, 16970 and 719, that added together give a square (17689 = 133²).

The spelling of 16970719 in words is "sixteen million, nine hundred seventy thousand, seven hundred nineteen".