1091341104 has 80 divisors (see below), whose sum is σ = 3260957952. Its totient is φ = 308047104.

The previous prime is 1091341103. The next prime is 1091341109. The reversal of 1091341104 is 4011431901.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1091341103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8322 + ... + 47454.

Almost surely, 2^1091341104 is an apocalyptic number.

1091341104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1091341104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630478976).

1091341104 is an abundant number, since it is smaller than the sum of its proper divisors (2169616848).

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

1091341104 is a wasteful number, since it uses less digits than its factorization.

1091341104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39234 (or 39228 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1091341104 is about 33035.4522293853. The cubic root of 1091341104 is about 1029.5643691458.

The spelling of 1091341104 in words is "one billion, ninety-one million, three hundred forty-one thousand, one hundred four".