113201345 has 4 divisors (see below), whose sum is σ = 135841620. Its totient is φ = 90561072.

The previous prime is 113201329. The next prime is 113201357. The reversal of 113201345 is 543102311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543102311 = 953 ⋅569887.

It can be written as a sum of positive squares in 2 ways, for example, as 45171841 + 68029504 = 6721^2 + 8248^2 .

It is a cyclic number.

It is not a de Polignac number, because 113201345 - 2⁴ = 113201329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11320130 + ... + 11320139.

It is an arithmetic number, because the mean of its divisors is an integer number (33960405).

Almost surely, 2^113201345 is an apocalyptic number.

It is an amenable number.

113201345 is a deficient number, since it is larger than the sum of its proper divisors (22640275).

113201345 is an equidigital number, since it uses as much as digits as its factorization.

113201345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22640274.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 113201345 is about 10639.6120699958. The cubic root of 113201345 is about 483.7457869197.

Adding to 113201345 its reverse (543102311), we get a palindrome (656303656).

The spelling of 113201345 in words is "one hundred thirteen million, two hundred one thousand, three hundred forty-five".