131116226 has 8 divisors (see below), whose sum is σ = 207025680. Its totient is φ = 62107668.

The previous prime is 131116213. The next prime is 131116241. The reversal of 131116226 is 622611131.

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

It is an unprimeable number.

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, 1725176 + ... + 1725251.

It is an arithmetic number, because the mean of its divisors is an integer number (25878210).

Almost surely, 2^131116226 is an apocalyptic number.

131116226 is a deficient number, since it is larger than the sum of its proper divisors (75909454).

131116226 is a wasteful number, since it uses less digits than its factorization.

131116226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450448.

The product of its digits is 432, while the sum is 23.

The square root of 131116226 is about 11450.5993729586. The cubic root of 131116226 is about 508.0254626913.

Adding to 131116226 its reverse (622611131), we get a palindrome (753727357).

The spelling of 131116226 in words is "one hundred thirty-one million, one hundred sixteen thousand, two hundred twenty-six".