113201125 has 16 divisors (see below), whose sum is σ = 142023024. Its totient is φ = 90081600.

The previous prime is 113201083. The next prime is 113201141. The reversal of 113201125 is 521102311.

It can be written as a sum of positive squares in 8 ways, for example, as 30008484 + 83192641 = 5478^2 + 9121^2 .

It is not a de Polignac number, because 113201125 - 2¹⁷ = 113070053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113201099 and 113201108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22327 + ... + 26923.

It is an arithmetic number, because the mean of its divisors is an integer number (8876439).

Almost surely, 2^113201125 is an apocalyptic number.

It is an amenable number.

113201125 is a deficient number, since it is larger than the sum of its proper divisors (28821899).

113201125 is an equidigital number, since it uses as much as digits as its factorization.

113201125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809 (or 4799 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 113201125 is about 10639.6017312680. The cubic root of 113201125 is about 483.7454735425.

Adding to 113201125 its reverse (521102311), we get a palindrome (634303436).

The spelling of 113201125 in words is "one hundred thirteen million, two hundred one thousand, one hundred twenty-five".