113433109 has 2 divisors, whose sum is σ = 113433110. Its totient is φ = 113433108.

The previous prime is 113433053. The next prime is 113433113. The reversal of 113433109 is 901334311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113422500 + 10609 = 10650^2 + 103^2 .

It is a cyclic number.

It is not a de Polignac number, because 113433109 - 2⁹ = 113432597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113433119) by changing a digit.

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 as a sum of consecutive naturals, namely, 56716554 + 56716555.

It is an arithmetic number, because the mean of its divisors is an integer number (56716555).

Almost surely, 2^113433109 is an apocalyptic number.

It is an amenable number.

113433109 is a deficient number, since it is larger than the sum of its proper divisors (1).

113433109 is an equidigital number, since it uses as much as digits as its factorization.

113433109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 113433109 is about 10650.4980634710. The cubic root of 113433109 is about 484.0756959335.

It can be divided in two parts, 1134 and 33109, that added together give a palindrome (34243).

The spelling of 113433109 in words is "one hundred thirteen million, four hundred thirty-three thousand, one hundred nine".