115347131439 has 16 divisors (see below), whose sum is σ = 159173990400. Its totient is φ = 74211663456.

The previous prime is 115347131401. The next prime is 115347131467. The reversal of 115347131439 is 934131743511.

It is not a de Polignac number, because 115347131439 - 2¹⁹ = 115346607151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115347131439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115347131539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122899 + ... + 495780.

It is an arithmetic number, because the mean of its divisors is an integer number (9948374400).

Almost surely, 2^115347131439 is an apocalyptic number.

115347131439 is a deficient number, since it is larger than the sum of its proper divisors (43826858961).

115347131439 is a wasteful number, since it uses less digits than its factorization.

115347131439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620854.

The product of its digits is 136080, while the sum is 42.

The spelling of 115347131439 in words is "one hundred fifteen billion, three hundred forty-seven million, one hundred thirty-one thousand, four hundred thirty-nine".