115340386831 has 8 divisors (see below), whose sum is σ = 115579067504. Its totient is φ = 115101907200.

The previous prime is 115340386783. The next prime is 115340386859. The reversal of 115340386831 is 138683043511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115340386831 - 2²¹ = 115338289679 is a prime.

It is a super-2 number, since 2×115340386831² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115340386891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126681 + ... + 1224781.

It is an arithmetic number, because the mean of its divisors is an integer number (14447383438).

Almost surely, 2^115340386831 is an apocalyptic number.

115340386831 is a deficient number, since it is larger than the sum of its proper divisors (238680673).

115340386831 is an equidigital number, since it uses as much as digits as its factorization.

115340386831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100521.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 115340386831 in words is "one hundred fifteen billion, three hundred forty million, three hundred eighty-six thousand, eight hundred thirty-one".