115431226 has 8 divisors (see below), whose sum is σ = 173805984. Its totient is φ = 57495900.

The previous prime is 115431209. The next prime is 115431271. The reversal of 115431226 is 622134511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 115431226.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109200 + ... + 110251.

It is an arithmetic number, because the mean of its divisors is an integer number (21725748).

Almost surely, 2^115431226 is an apocalyptic number.

115431226 is a deficient number, since it is larger than the sum of its proper divisors (58374758).

115431226 is a wasteful number, since it uses less digits than its factorization.

115431226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219716.

The product of its digits is 1440, while the sum is 25.

The square root of 115431226 is about 10743.8924976007. The cubic root of 115431226 is about 486.9014891250.

Adding to 115431226 its reverse (622134511), we get a palindrome (737565737).

It can be divided in two parts, 11543 and 1226, that added together give a square (12769 = 113²).

The spelling of 115431226 in words is "one hundred fifteen million, four hundred thirty-one thousand, two hundred twenty-six".