113354509 has 4 divisors (see below), whose sum is σ = 113423004. Its totient is φ = 113286016.

The previous prime is 113354477. The next prime is 113354519. The reversal of 113354509 is 905453311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72675625 + 40678884 = 8525^2 + 6378^2 .

It is a cyclic number.

It is not a de Polignac number, because 113354509 - 2⁵ = 113354477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113354519) 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 in 3 ways as a sum of consecutive naturals, for example, 31702 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (28355751).

Almost surely, 2^113354509 is an apocalyptic number.

It is an amenable number.

113354509 is a deficient number, since it is larger than the sum of its proper divisors (68495).

113354509 is an equidigital number, since it uses as much as digits as its factorization.

113354509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68494.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 113354509 is about 10646.8074557587. The cubic root of 113354509 is about 483.9638616211.

The spelling of 113354509 in words is "one hundred thirteen million, three hundred fifty-four thousand, five hundred nine".