1104542020 has 24 divisors (see below), whose sum is σ = 2455982424. Its totient is φ = 415827456.

The previous prime is 1104542011. The next prime is 1104542039. The reversal of 1104542020 is 202454011.

It can be written as a sum of positive squares in 4 ways, for example, as 391011076 + 713530944 = 19774^2 + 26712^2 .

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, 1623987 + ... + 1624666.

It is an arithmetic number, because the mean of its divisors is an integer number (102332601).

Almost surely, 2^1104542020 is an apocalyptic number.

1104542020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1104542020 is an abundant number, since it is smaller than the sum of its proper divisors (1351440404).

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

1104542020 is a wasteful number, since it uses less digits than its factorization.

1104542020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248679 (or 3248677 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1104542020 is about 33234.6508933071. The cubic root of 1104542020 is about 1033.6989634549.

Adding to 1104542020 its reverse (202454011), we get a palindrome (1306996031).

The spelling of 1104542020 in words is "one billion, one hundred four million, five hundred forty-two thousand, twenty".