115243252203001 has 24 divisors (see below), whose sum is σ = 128263105266264. Its totient is φ = 103422236037120.

The previous prime is 115243252202989. The next prime is 115243252203031. The reversal of 115243252203001 is 100302252342511.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 14260449242601 + 100982802960400 = 3776301^2 + 10049020^2 .

It is not a de Polignac number, because 115243252203001 - 2¹¹ = 115243252200953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115243252203031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 768921 + ... + 15201241.

It is an arithmetic number, because the mean of its divisors is an integer number (5344296052761).

Almost surely, 2^{115243252203001} is an apocalyptic number.

It is an amenable number.

115243252203001 is a deficient number, since it is larger than the sum of its proper divisors (13019853063263).

115243252203001 is a wasteful number, since it uses less digits than its factorization.

115243252203001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14433661 (or 14433648 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 115243252203001 in words is "one hundred fifteen trillion, two hundred forty-three billion, two hundred fifty-two million, two hundred three thousand, one".