115303402103521 has 16 divisors (see below), whose sum is σ = 124688920942080. Its totient is φ = 106207301399040.

The previous prime is 115303402103503. The next prime is 115303402103537. The reversal of 115303402103521 is 125301204303511.

It is a cyclic number.

It is not a de Polignac number, because 115303402103521 - 2²³ = 115303393714913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115303402103501) 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 15 ways as a sum of consecutive naturals, for example, 15435076 + ... + 21652906.

It is an arithmetic number, because the mean of its divisors is an integer number (7793057558880).

Almost surely, 2^{115303402103521} is an apocalyptic number.

It is an amenable number.

115303402103521 is a deficient number, since it is larger than the sum of its proper divisors (9385518838559).

115303402103521 is a wasteful number, since it uses less digits than its factorization.

115303402103521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6241104.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 115303402103521 in words is "one hundred fifteen trillion, three hundred three billion, four hundred two million, one hundred three thousand, five hundred twenty-one".