113043569 has 2 divisors, whose sum is σ = 113043570. Its totient is φ = 113043568.

The previous prime is 113043533. The next prime is 113043607. The reversal of 113043569 is 965340311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112614544 + 429025 = 10612^2 + 655^2 .

It is a cyclic number.

It is not a de Polignac number, because 113043569 - 2⁸ = 113043313 is a prime.

It is a super-3 number, since 3×113043569³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113043529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56521784 + 56521785.

It is an arithmetic number, because the mean of its divisors is an integer number (56521785).

Almost surely, 2^113043569 is an apocalyptic number.

It is an amenable number.

113043569 is a deficient number, since it is larger than the sum of its proper divisors (1).

113043569 is an equidigital number, since it uses as much as digits as its factorization.

113043569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 113043569 is about 10632.1949286119. The cubic root of 113043569 is about 483.5209398806.

The spelling of 113043569 in words is "one hundred thirteen million, forty-three thousand, five hundred sixty-nine".