116513641 has 2 divisors, whose sum is σ = 116513642. Its totient is φ = 116513640.

The previous prime is 116513623. The next prime is 116513671. The reversal of 116513641 is 146315611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63282025 + 53231616 = 7955^2 + 7296^2 .

It is a cyclic number.

It is not a de Polignac number, because 116513641 - 2¹³ = 116505449 is a prime.

It is not a weakly prime, because it can be changed into another prime (116513671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58256820 + 58256821.

It is an arithmetic number, because the mean of its divisors is an integer number (58256821).

Almost surely, 2^116513641 is an apocalyptic number.

It is an amenable number.

116513641 is a deficient number, since it is larger than the sum of its proper divisors (1).

116513641 is an equidigital number, since it uses as much as digits as its factorization.

116513641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 116513641 is about 10794.1484610876. The cubic root of 116513641 is about 488.4186714875.

The spelling of 116513641 in words is "one hundred sixteen million, five hundred thirteen thousand, six hundred forty-one".