113402065 has 16 divisors (see below), whose sum is σ = 156321792. Its totient is φ = 77361984.

The previous prime is 113402059. The next prime is 113402099. The reversal of 113402065 is 560204311.

It is not a de Polignac number, because 113402065 - 2¹¹ = 113400017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329 + ... + 15118.

It is an arithmetic number, because the mean of its divisors is an integer number (9770112).

Almost surely, 2^113402065 is an apocalyptic number.

It is an amenable number.

113402065 is a deficient number, since it is larger than the sum of its proper divisors (42919727).

113402065 is a wasteful number, since it uses less digits than its factorization.

113402065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16656.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 113402065 is about 10649.0405671121. The cubic root of 113402065 is about 484.0315318232.

Adding to 113402065 its reverse (560204311), we get a palindrome (673606376).

The spelling of 113402065 in words is "one hundred thirteen million, four hundred two thousand, sixty-five".