113457143556 has 45 divisors (see below), whose sum is σ = 296615235301. Its totient is φ = 37817026848.

The previous prime is 113457143549. The next prime is 113457143573. The reversal of 113457143556 is 655341754311.

The square root of 113457143556 is 336834.

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

113457143556 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 57 + 1 + 43 + 556 = 666.

It can be written as a sum of positive squares in only one way, i.e., 89982000900 + 23475142656 = 299970^2 + 153216^2 .

It is a Duffinian number.

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 14 ways as a sum of consecutive naturals, for example, 6053656 + ... + 6072368.

Almost surely, 2^113457143556 is an apocalyptic number.

113457143556 is the 336834-th square number.

It is an amenable number.

113457143556 is an abundant number, since it is smaller than the sum of its proper divisors (183158091745).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113457143556 is an frugal number, since it uses more digits than its factorization.

113457143556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37442 (or 18718 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

Adding to 113457143556 its reverse (655341754311), we get a palindrome (768798897867).

The spelling of 113457143556 in words is "one hundred thirteen billion, four hundred fifty-seven million, one hundred forty-three thousand, five hundred fifty-six".