16116761 has 2 divisors, whose sum is σ = 16116762. Its totient is φ = 16116760.

The previous prime is 16116739. The next prime is 16116797. The reversal of 16116761 is 16761161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10523536 + 5593225 = 3244^2 + 2365^2 .

It is a cyclic number.

It is not a de Polignac number, because 16116761 - 2¹⁸ = 15854617 is a prime.

It is a super-2 number, since 2×16116761² = 519499970262242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16116461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8058380 + 8058381.

It is an arithmetic number, because the mean of its divisors is an integer number (8058381).

Almost surely, 2^16116761 is an apocalyptic number.

It is an amenable number.

16116761 is a deficient number, since it is larger than the sum of its proper divisors (1).

16116761 is an equidigital number, since it uses as much as digits as its factorization.

16116761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 29.

The square root of 16116761 is about 4014.5685945068. The cubic root of 16116761 is about 252.5956818048.

The spelling of 16116761 in words is "sixteen million, one hundred sixteen thousand, seven hundred sixty-one".