116564237 has 2 divisors, whose sum is σ = 116564238. Its totient is φ = 116564236.

The previous prime is 116564233. The next prime is 116564243. The reversal of 116564237 is 732465611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63186601 + 53377636 = 7949^2 + 7306^2 .

It is a cyclic number.

It is not a de Polignac number, because 116564237 - 2² = 116564233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116564197 and 116564206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116564233) 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, 58282118 + 58282119.

It is an arithmetic number, because the mean of its divisors is an integer number (58282119).

Almost surely, 2^116564237 is an apocalyptic number.

It is an amenable number.

116564237 is a deficient number, since it is larger than the sum of its proper divisors (1).

116564237 is an equidigital number, since it uses as much as digits as its factorization.

116564237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 116564237 is about 10796.4918839408. The cubic root of 116564237 is about 488.4893597912.

The spelling of 116564237 in words is "one hundred sixteen million, five hundred sixty-four thousand, two hundred thirty-seven".