116561047 has 2 divisors, whose sum is σ = 116561048. Its totient is φ = 116561046.

The previous prime is 116561021. The next prime is 116561051. The reversal of 116561047 is 740165611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116561047 - 2⁷ = 116560919 is a prime.

It is a super-3 number, since 3×116561047³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116565047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58280523 + 58280524.

It is an arithmetic number, because the mean of its divisors is an integer number (58280524).

Almost surely, 2^116561047 is an apocalyptic number.

116561047 is a deficient number, since it is larger than the sum of its proper divisors (1).

116561047 is an equidigital number, since it uses as much as digits as its factorization.

116561047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 116561047 is about 10796.3441497574. The cubic root of 116561047 is about 488.4849036066.

The spelling of 116561047 in words is "one hundred sixteen million, five hundred sixty-one thousand, forty-seven".