113528225 has 6 divisors (see below), whose sum is σ = 140775030. Its totient is φ = 90822560.

The previous prime is 113528203. The next prime is 113528237. The reversal of 113528225 is 522825311.

It can be written as a sum of positive squares in 3 ways, for example, as 6115729 + 107412496 = 2473^2 + 10364^2 .

It is not a de Polignac number, because 113528225 - 2¹⁰ = 113527201 is a prime.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2270540 + ... + 2270589.

It is an arithmetic number, because the mean of its divisors is an integer number (23462505).

Almost surely, 2^113528225 is an apocalyptic number.

It is an amenable number.

113528225 is a deficient number, since it is larger than the sum of its proper divisors (27246805).

113528225 is an equidigital number, since it uses as much as digits as its factorization.

113528225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541139 (or 4541134 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 113528225 is about 10654.9624588733. The cubic root of 113528225 is about 484.2109606161.

The spelling of 113528225 in words is "one hundred thirteen million, five hundred twenty-eight thousand, two hundred twenty-five".