116636461 has 2 divisors, whose sum is σ = 116636462. Its totient is φ = 116636460.

The previous prime is 116636449. The next prime is 116636489. The reversal of 116636461 is 164636611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116510436 + 126025 = 10794^2 + 355^2 .

It is a cyclic number.

It is not a de Polignac number, because 116636461 - 2¹³ = 116628269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116636491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58318230 + 58318231.

It is an arithmetic number, because the mean of its divisors is an integer number (58318231).

Almost surely, 2^116636461 is an apocalyptic number.

It is an amenable number.

116636461 is a deficient number, since it is larger than the sum of its proper divisors (1).

116636461 is an equidigital number, since it uses as much as digits as its factorization.

116636461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 34.

The square root of 116636461 is about 10799.8361561646. The cubic root of 116636461 is about 488.5902294124.

It can be divided in two parts, 116 and 636461, that multiplied together give a triangular number (73829476 = T₁₂₁₅₁).

The spelling of 116636461 in words is "one hundred sixteen million, six hundred thirty-six thousand, four hundred sixty-one".