113146645 has 16 divisors (see below), whose sum is σ = 144039168. Its totient is φ = 85029120.

The previous prime is 113146639. The next prime is 113146699. The reversal of 113146645 is 546641311.

It is not a de Polignac number, because 113146645 - 2⁹ = 113146133 is a prime.

It is a Duffinian number.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 60880 + ... + 62710.

It is an arithmetic number, because the mean of its divisors is an integer number (9002448).

Almost surely, 2^113146645 is an apocalyptic number.

It is an amenable number.

113146645 is a deficient number, since it is larger than the sum of its proper divisors (30892523).

113146645 is a wasteful number, since it uses less digits than its factorization.

113146645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580.

The product of its digits is 8640, while the sum is 31.

The square root of 113146645 is about 10637.0411769439. The cubic root of 113146645 is about 483.6678574635.

Adding to 113146645 its reverse (546641311), we get a palindrome (659787956).

The spelling of 113146645 in words is "one hundred thirteen million, one hundred forty-six thousand, six hundred forty-five".