113243666 has 8 divisors (see below), whose sum is σ = 175723020. Its totient is φ = 54669328.

The previous prime is 113243657. The next prime is 113243693. The reversal of 113243666 is 666342311.

It can be written as a sum of positive squares in 2 ways, for example, as 110775625 + 2468041 = 10525^2 + 1571^2 .

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976181 + ... + 976296.

Almost surely, 2^113243666 is an apocalyptic number.

113243666 is a deficient number, since it is larger than the sum of its proper divisors (62479354).

113243666 is a wasteful number, since it uses less digits than its factorization.

113243666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952508.

The product of its digits is 15552, while the sum is 32.

The square root of 113243666 is about 10641.6007254548. The cubic root of 113243666 is about 483.8060631608.

Adding to 113243666 its reverse (666342311), we get a palindrome (779585977).

The spelling of 113243666 in words is "one hundred thirteen million, two hundred forty-three thousand, six hundred sixty-six".