1113254225 has 12 divisors (see below), whose sum is σ = 1384541964. Its totient is φ = 887953920.

The previous prime is 1113254221. The next prime is 1113254239. The reversal of 1113254225 is 5224523111.

It can be written as a sum of positive squares in 6 ways, for example, as 244891201 + 868363024 = 15649^2 + 29468^2 .

It is not a de Polignac number, because 1113254225 - 2² = 1113254221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1113254194 and 1113254203.

It is not an unprimeable number, because it can be changed into a prime (1113254221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57644 + ... + 74493.

It is an arithmetic number, because the mean of its divisors is an integer number (115378497).

Almost surely, 2^1113254225 is an apocalyptic number.

It is an amenable number.

1113254225 is a deficient number, since it is larger than the sum of its proper divisors (271287739).

1113254225 is a wasteful number, since it uses less digits than its factorization.

1113254225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132484 (or 132479 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 1113254225 is about 33365.4645554352. The cubic root of 1113254225 is about 1036.4096562837.

Adding to 1113254225 its reverse (5224523111), we get a palindrome (6337777336).

The spelling of 1113254225 in words is "one billion, one hundred thirteen million, two hundred fifty-four thousand, two hundred twenty-five".