1111153230 has 96 divisors (see below), whose sum is σ = 3288729600. Its totient is φ = 257653440.

The previous prime is 1111153229. The next prime is 1111153291. The reversal of 1111153230 is 323511111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1630 + ... + 47169.

It is an arithmetic number, because the mean of its divisors is an integer number (34257600).

Almost surely, 2^1111153230 is an apocalyptic number.

1111153230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111153230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1644364800).

1111153230 is an abundant number, since it is smaller than the sum of its proper divisors (2177576370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111153230 is a wasteful number, since it uses less digits than its factorization.

1111153230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48846 (or 48843 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1111153230 is about 33333.9651106795. The cubic root of 1111153230 is about 1035.7572558040.

Adding to 1111153230 its reverse (323511111), we get a palindrome (1434664341).

The spelling of 1111153230 in words is "one billion, one hundred eleven million, one hundred fifty-three thousand, two hundred thirty".