115693 has 2 divisors, whose sum is σ = 115694. Its totient is φ = 115692.

The previous prime is 115679. The next prime is 115727. The reversal of 115693 is 396511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59049 + 56644 = 243^2 + 238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57846 + 57847.

It is an arithmetic number, because the mean of its divisors is an integer number (57847).

2¹¹⁵⁶⁹³ is an apocalyptic number.

It is an amenable number.

115693 is a deficient number, since it is larger than the sum of its proper divisors (1).

115693 is an equidigital number, since it uses as much as digits as its factorization.

115693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 25.

The square root of 115693 is about 340.1367372102. The cubic root of 115693 is about 48.7269274996.

It can be divided in two parts, 115 and 693, that added together give a palindrome (808).

The spelling of 115693 in words is "one hundred fifteen thousand, six hundred ninety-three".