1042312040 has 64 divisors (see below), whose sum is σ = 2923896960. Its totient is φ = 324875520.

The previous prime is 1042312027. The next prime is 1042312043. The reversal of 1042312040 is 402132401.

It is not an unprimeable number, because it can be changed into a prime (1042312043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166127 + ... + 172286.

It is an arithmetic number, because the mean of its divisors is an integer number (45685890).

Almost surely, 2^1042312040 is an apocalyptic number.

1042312040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042312040 is an abundant number, since it is smaller than the sum of its proper divisors (1881584920).

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

1042312040 is a wasteful number, since it uses less digits than its factorization.

1042312040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338442 (or 338438 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1042312040 is about 32284.8577509643. The cubic root of 1042312040 is about 1013.9096382279.

Adding to 1042312040 its reverse (402132401), we get a palindrome (1444444441).

The spelling of 1042312040 in words is "one billion, forty-two million, three hundred twelve thousand, forty".