1091153060 has 24 divisors (see below), whose sum is σ = 2294187840. Its totient is φ = 435934304.

The previous prime is 1091153053. The next prime is 1091153093. The reversal of 1091153060 is 603511901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15734 + ... + 49293.

It is an arithmetic number, because the mean of its divisors is an integer number (95591160).

Almost surely, 2^1091153060 is an apocalyptic number.

1091153060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1091153060 is an abundant number, since it is smaller than the sum of its proper divisors (1203034780).

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

1091153060 is a wasteful number, since it uses less digits than its factorization.

1091153060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65875 (or 65873 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1091153060 is about 33032.6060128474. The cubic root of 1091153060 is about 1029.5052325715.

Adding to 1091153060 its reverse (603511901), we get a palindrome (1694664961).

The spelling of 1091153060 in words is "one billion, ninety-one million, one hundred fifty-three thousand, sixty".