116557459 has 2 divisors, whose sum is σ = 116557460. Its totient is φ = 116557458.

The previous prime is 116557447. The next prime is 116557471. The reversal of 116557459 is 954755611.

It is a balanced prime because it is at equal distance from previous prime (116557447) and next prime (116557471).

It is an emirp because it is prime and its reverse (954755611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116557459 is a prime.

It is not a weakly prime, because it can be changed into another prime (116557429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58278729 + 58278730.

It is an arithmetic number, because the mean of its divisors is an integer number (58278730).

Almost surely, 2^116557459 is an apocalyptic number.

116557459 is a deficient number, since it is larger than the sum of its proper divisors (1).

116557459 is an equidigital number, since it uses as much as digits as its factorization.

116557459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 189000, while the sum is 43.

The square root of 116557459 is about 10796.1779811191. The cubic root of 116557459 is about 488.4798913494.

The spelling of 116557459 in words is "one hundred sixteen million, five hundred fifty-seven thousand, four hundred fifty-nine".