1234043020 has 24 divisors (see below), whose sum is σ = 2961703584. Its totient is φ = 423100416.

The previous prime is 1234042991. The next prime is 1234043023. The reversal of 1234043020 is 203404321.

It is not an unprimeable number, because it can be changed into a prime (1234043023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4407157 + ... + 4407436.

It is an arithmetic number, because the mean of its divisors is an integer number (123404316).

Almost surely, 2^1234043020 is an apocalyptic number.

1234043020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1234043020 is an abundant number, since it is smaller than the sum of its proper divisors (1727660564).

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

1234043020 is a wasteful number, since it uses less digits than its factorization.

1234043020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8814609 (or 8814607 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1234043020 is about 35128.9484613474. The cubic root of 1234043020 is about 1072.6139311666.

Adding to 1234043020 its reverse (203404321), we get a palindrome (1437447341).

The spelling of 1234043020 in words is "one billion, two hundred thirty-four million, forty-three thousand, twenty".