1042020132 has 12 divisors (see below), whose sum is σ = 2431380336. Its totient is φ = 347340040.

The previous prime is 1042020101. The next prime is 1042020139. The reversal of 1042020132 is 2310202401.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1042020139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43417494 + ... + 43417517.

It is an arithmetic number, because the mean of its divisors is an integer number (202615028).

Almost surely, 2^1042020132 is an apocalyptic number.

1042020132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042020132 is an abundant number, since it is smaller than the sum of its proper divisors (1389360204).

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

1042020132 is a wasteful number, since it uses less digits than its factorization.

1042020132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86835018 (or 86835016 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1042020132 is about 32280.3366153453. The cubic root of 1042020132 is about 1013.8149781654.

Adding to 1042020132 its reverse (2310202401), we get a palindrome (3352222533).

The spelling of 1042020132 in words is "one billion, forty-two million, twenty thousand, one hundred thirty-two".