1042341140 has 96 divisors (see below), whose sum is σ = 2419200000. Its totient is φ = 375484032.

The previous prime is 1042341127. The next prime is 1042341143. The reversal of 1042341140 is 411432401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042341143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2088611 + ... + 2089109.

It is an arithmetic number, because the mean of its divisors is an integer number (25200000).

Almost surely, 2^1042341140 is an apocalyptic number.

1042341140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042341140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1209600000).

1042341140 is an abundant number, since it is smaller than the sum of its proper divisors (1376858860).

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

1042341140 is a wasteful number, since it uses less digits than its factorization.

1042341140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1042341140 is about 32285.3084234919. The cubic root of 1042341140 is about 1013.9190738207.

Adding to 1042341140 its reverse (411432401), we get a palindrome (1453773541).

The spelling of 1042341140 in words is "one billion, forty-two million, three hundred forty-one thousand, one hundred forty".