16977269 has 2 divisors, whose sum is σ = 16977270. Its totient is φ = 16977268.

The previous prime is 16977251. The next prime is 16977277. The reversal of 16977269 is 96277961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9891025 + 7086244 = 3145^2 + 2662^2 .

It is a cyclic number.

It is not a de Polignac number, because 16977269 - 2¹⁶ = 16911733 is a prime.

It is a super-2 number, since 2×16977269² = 576455325396722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16977229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8488634 + 8488635.

It is an arithmetic number, because the mean of its divisors is an integer number (8488635).

Almost surely, 2^16977269 is an apocalyptic number.

It is an amenable number.

16977269 is a deficient number, since it is larger than the sum of its proper divisors (1).

16977269 is an equidigital number, since it uses as much as digits as its factorization.

16977269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 47.

The square root of 16977269 is about 4120.3481649006. The cubic root of 16977269 is about 257.0135044154.

The spelling of 16977269 in words is "sixteen million, nine hundred seventy-seven thousand, two hundred sixty-nine".