1105141020 has 24 divisors (see below), whose sum is σ = 3094395024. Its totient is φ = 294704256.

The previous prime is 1105141013. The next prime is 1105141031. The reversal of 1105141020 is 201415011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9209449 + ... + 9209568.

It is an arithmetic number, because the mean of its divisors is an integer number (128933126).

Almost surely, 2^1105141020 is an apocalyptic number.

1105141020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105141020 is an abundant number, since it is smaller than the sum of its proper divisors (1989254004).

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

1105141020 is a wasteful number, since it uses less digits than its factorization.

1105141020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18419029 (or 18419027 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1105141020 is about 33243.6613506996. The cubic root of 1105141020 is about 1033.8857901433.

Adding to 1105141020 its reverse (201415011), we get a palindrome (1306556031).

The spelling of 1105141020 in words is "one billion, one hundred five million, one hundred forty-one thousand, twenty".