1109145282 has 24 divisors (see below), whose sum is σ = 2580461136. Its totient is φ = 316898568.

The previous prime is 1109145259. The next prime is 1109145299. The reversal of 1109145282 is 2825419011.

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, 1886008 + ... + 1886595.

It is an arithmetic number, because the mean of its divisors is an integer number (107519214).

Almost surely, 2^1109145282 is an apocalyptic number.

1109145282 is an abundant number, since it is smaller than the sum of its proper divisors (1471315854).

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

1109145282 is a wasteful number, since it uses less digits than its factorization.

1109145282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772622 (or 3772615 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1109145282 is about 33303.8328424823. The cubic root of 1109145282 is about 1035.1329792498.

The spelling of 1109145282 in words is "one billion, one hundred nine million, one hundred forty-five thousand, two hundred eighty-two".