1113648225 has 12 divisors (see below), whose sum is σ = 1841231856. Its totient is φ = 593945680.

The previous prime is 1113648209. The next prime is 1113648233. The reversal of 1113648225 is 5228463111.

It is not a de Polignac number, because 1113648225 - 2⁴ = 1113648209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7424247 + ... + 7424396.

It is an arithmetic number, because the mean of its divisors is an integer number (153435988).

Almost surely, 2^1113648225 is an apocalyptic number.

1113648225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113648225 is a deficient number, since it is larger than the sum of its proper divisors (727583631).

1113648225 is a wasteful number, since it uses less digits than its factorization.

1113648225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14848656 (or 14848651 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 1113648225 is about 33371.3683417387. The cubic root of 1113648225 is about 1036.5319096533.

The spelling of 1113648225 in words is "one billion, one hundred thirteen million, six hundred forty-eight thousand, two hundred twenty-five".