115516601201 has 4 divisors (see below), whose sum is σ = 115652025972. Its totient is φ = 115381176432.

The previous prime is 115516601159. The next prime is 115516601209. The reversal of 115516601201 is 102106615511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36586508176 + 78930093025 = 191276^2 + 280945^2 .

It is a cyclic number.

It is not a de Polignac number, because 115516601201 - 2¹⁴ = 115516584817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115516601209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67711106 + ... + 67712811.

It is an arithmetic number, because the mean of its divisors is an integer number (28913006493).

Almost surely, 2^115516601201 is an apocalyptic number.

It is an amenable number.

115516601201 is a deficient number, since it is larger than the sum of its proper divisors (135424771).

115516601201 is an equidigital number, since it uses as much as digits as its factorization.

115516601201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135424770.

The product of its (nonzero) digits is 1800, while the sum is 29.

The spelling of 115516601201 in words is "one hundred fifteen billion, five hundred sixteen million, six hundred one thousand, two hundred one".