115701691789 has 2 divisors, whose sum is σ = 115701691790. Its totient is φ = 115701691788.

The previous prime is 115701691673. The next prime is 115701691823. The reversal of 115701691789 is 987196107511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86500692100 + 29200999689 = 294110^2 + 170883^2 .

It is a cyclic number.

It is not a de Polignac number, because 115701691789 - 2¹³ = 115701683597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115701611789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57850845894 + 57850845895.

It is an arithmetic number, because the mean of its divisors is an integer number (57850845895).

Almost surely, 2^115701691789 is an apocalyptic number.

It is an amenable number.

115701691789 is a deficient number, since it is larger than the sum of its proper divisors (1).

115701691789 is an equidigital number, since it uses as much as digits as its factorization.

115701691789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 55.

The spelling of 115701691789 in words is "one hundred fifteen billion, seven hundred one million, six hundred ninety-one thousand, seven hundred eighty-nine".