1105474040 has 128 divisors (see below), whose sum is σ = 2782494720. Its totient is φ = 391910400.

The previous prime is 1105474039. The next prime is 1105474063. The reversal of 1105474040 is 404745011.

It is a super-2 number, since 2×1105474040² = 2444145706227843200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4079105 + ... + 4079375.

It is an arithmetic number, because the mean of its divisors is an integer number (21738240).

Almost surely, 2^1105474040 is an apocalyptic number.

1105474040 is a gapful number since it is divisible by the number (10) 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 1105474040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391247360).

1105474040 is an abundant number, since it is smaller than the sum of its proper divisors (1677020680).

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

1105474040 is a wasteful number, since it uses less digits than its factorization.

1105474040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 1105474040 is about 33248.6697478260. The cubic root of 1105474040 is about 1033.9896290988.

The spelling of 1105474040 in words is "one billion, one hundred five million, four hundred seventy-four thousand, forty".