1142410340 has 96 divisors (see below), whose sum is σ = 2646000000. Its totient is φ = 412618752.

The previous prime is 1142410307. The next prime is 1142410393. The reversal of 1142410340 is 430142411.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 914036 + ... + 915284.

It is an arithmetic number, because the mean of its divisors is an integer number (27562500).

Almost surely, 2^1142410340 is an apocalyptic number.

1142410340 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 1142410340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323000000).

1142410340 is an abundant number, since it is smaller than the sum of its proper divisors (1503589660).

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

1142410340 is a wasteful number, since it uses less digits than its factorization.

1142410340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1387 counting only the distinct ones).

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

The square root of 1142410340 is about 33799.5612397558. The cubic root of 1142410340 is about 1045.3796503694.

Adding to 1142410340 its reverse (430142411), we get a palindrome (1572552751).

The spelling of 1142410340 in words is "one billion, one hundred forty-two million, four hundred ten thousand, three hundred forty".