1113225530 has 32 divisors (see below), whose sum is σ = 2094885504. Its totient is φ = 425123776.

The previous prime is 1113225517. The next prime is 1113225541. The reversal of 1113225530 is 355223111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1113225496 and 1113225505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125192 + ... + 133788.

It is an arithmetic number, because the mean of its divisors is an integer number (65465172).

Almost surely, 2^1113225530 is an apocalyptic number.

1113225530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113225530 is a deficient number, since it is larger than the sum of its proper divisors (981659974).

1113225530 is a wasteful number, since it uses less digits than its factorization.

1113225530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9190.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1113225530 is about 33365.0345421670. The cubic root of 1113225530 is about 1036.4007514502.

Adding to 1113225530 its reverse (355223111), we get a palindrome (1468448641).

The spelling of 1113225530 in words is "one billion, one hundred thirteen million, two hundred twenty-five thousand, five hundred thirty".