116493557 has 2 divisors, whose sum is σ = 116493558. Its totient is φ = 116493556.

The previous prime is 116493539. The next prime is 116493583. The reversal of 116493557 is 755394611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78127921 + 38365636 = 8839^2 + 6194^2 .

It is a cyclic number.

It is not a de Polignac number, because 116493557 - 2¹⁰ = 116492533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116493527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58246778 + 58246779.

It is an arithmetic number, because the mean of its divisors is an integer number (58246779).

Almost surely, 2^116493557 is an apocalyptic number.

It is an amenable number.

116493557 is a deficient number, since it is larger than the sum of its proper divisors (1).

116493557 is an equidigital number, since it uses as much as digits as its factorization.

116493557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 41.

The square root of 116493557 is about 10793.2181021232. The cubic root of 116493557 is about 488.3906062064.

The spelling of 116493557 in words is "one hundred sixteen million, four hundred ninety-three thousand, five hundred fifty-seven".