115546321 has 4 divisors (see below), whose sum is σ = 126050544. Its totient is φ = 105042100.

The previous prime is 115546283. The next prime is 115546337. The reversal of 115546321 is 123645511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115546321 - 2⁹ = 115545809 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 115546321.

It is not an unprimeable number, because it can be changed into a prime (115546381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5252095 + ... + 5252116.

It is an arithmetic number, because the mean of its divisors is an integer number (31512636).

Almost surely, 2^115546321 is an apocalyptic number.

115546321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

115546321 is a deficient number, since it is larger than the sum of its proper divisors (10504223).

115546321 is a wasteful number, since it uses less digits than its factorization.

115546321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10504222.

The product of its digits is 3600, while the sum is 28.

The square root of 115546321 is about 10749.2474620319. The cubic root of 115546321 is about 487.0632631197.

The spelling of 115546321 in words is "one hundred fifteen million, five hundred forty-six thousand, three hundred twenty-one".