115242253351243 has 12 divisors (see below), whose sum is σ = 118266039760968. Its totient is φ = 112286436960320.

The previous prime is 115242253351237. The next prime is 115242253351363. The reversal of 115242253351243 is 342153352242511.

It is a de Polignac number, because none of the positive numbers 2^k-115242253351243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115242253351243.

It is not an unprimeable number, because it can be changed into a prime (115242253352243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146093713 + ... + 146880418.

It is an arithmetic number, because the mean of its divisors is an integer number (9855503313414).

Almost surely, 2^{115242253351243} is an apocalyptic number.

115242253351243 is a deficient number, since it is larger than the sum of its proper divisors (3023786409725).

115242253351243 is an equidigital number, since it uses as much as digits as its factorization.

115242253351243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292974362 (or 292974303 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The spelling of 115242253351243 in words is "one hundred fifteen trillion, two hundred forty-two billion, two hundred fifty-three million, three hundred fifty-one thousand, two hundred forty-three".