115633322401 has 3 divisors (see below), whose sum is σ = 115633662451. Its totient is φ = 115632982352.

The previous prime is 115633322383. The next prime is 115633322407. The reversal of 115633322401 is 104223336511.

The square root of 115633322401 is 340049.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 54010224801 + 61623097600 = 232401^2 + 248240^2 .

It is not a de Polignac number, because 115633322401 - 2⁹ = 115633321889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115633322407) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 170025 + ... + 510073.

Almost surely, 2^115633322401 is an apocalyptic number.

115633322401 is the 340049-th square number.

115633322401 is the 170025-th centered octagonal number.

It is an amenable number.

115633322401 is a deficient number, since it is larger than the sum of its proper divisors (340050).

115633322401 is an frugal number, since it uses more digits than its factorization.

115633322401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680098 (or 340049 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 115633322401 its reverse (104223336511), we get a palindrome (219856658912).

The spelling of 115633322401 in words is "one hundred fifteen billion, six hundred thirty-three million, three hundred twenty-two thousand, four hundred one".