116016521 has 2 divisors, whose sum is σ = 116016522. Its totient is φ = 116016520.

The previous prime is 116016503. The next prime is 116016541. The reversal of 116016521 is 125610611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77440000 + 38576521 = 8800^2 + 6211^2 .

It is a cyclic number.

It is not a de Polignac number, because 116016521 - 2⁶ = 116016457 is a prime.

It is not a weakly prime, because it can be changed into another prime (116016541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58008260 + 58008261.

It is an arithmetic number, because the mean of its divisors is an integer number (58008261).

Almost surely, 2^116016521 is an apocalyptic number.

It is an amenable number.

116016521 is a deficient number, since it is larger than the sum of its proper divisors (1).

116016521 is an equidigital number, since it uses as much as digits as its factorization.

116016521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 116016521 is about 10771.0965551331. The cubic root of 116016521 is about 487.7230481404.

The spelling of 116016521 in words is "one hundred sixteen million, sixteen thousand, five hundred twenty-one".