116513389 has 2 divisors, whose sum is σ = 116513390. Its totient is φ = 116513388.

The previous prime is 116513363. The next prime is 116513429. The reversal of 116513389 is 983315611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93760489 + 22752900 = 9683^2 + 4770^2 .

It is a cyclic number.

It is not a de Polignac number, because 116513389 - 2¹⁷ = 116382317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116513489) 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, 58256694 + 58256695.

It is an arithmetic number, because the mean of its divisors is an integer number (58256695).

Almost surely, 2^116513389 is an apocalyptic number.

It is an amenable number.

116513389 is a deficient number, since it is larger than the sum of its proper divisors (1).

116513389 is an equidigital number, since it uses as much as digits as its factorization.

116513389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 37.

The square root of 116513389 is about 10794.1367880901. The cubic root of 116513389 is about 488.4183193640.

The spelling of 116513389 in words is "one hundred sixteen million, five hundred thirteen thousand, three hundred eighty-nine".