115143332401 has 4 divisors (see below), whose sum is σ = 117951706404. Its totient is φ = 112334958400.

The previous prime is 115143332387. The next prime is 115143332419. The reversal of 115143332401 is 104233341511.

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 1676083600 + 113467248801 = 40940^2 + 336849^2 .

It is a cyclic number.

It is not a de Polignac number, because 115143332401 - 2¹¹ = 115143330353 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 115143332401.

It is not an unprimeable number, because it can be changed into a prime (115143332441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1404186940 + ... + 1404187021.

It is an arithmetic number, because the mean of its divisors is an integer number (29487926601).

Almost surely, 2^115143332401 is an apocalyptic number.

It is an amenable number.

115143332401 is a deficient number, since it is larger than the sum of its proper divisors (2808374003).

115143332401 is an equidigital number, since it uses as much as digits as its factorization.

115143332401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808374002.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 115143332401 its reverse (104233341511), we get a palindrome (219376673912).

The spelling of 115143332401 in words is "one hundred fifteen billion, one hundred forty-three million, three hundred thirty-two thousand, four hundred one".