1140313421442 has 32 divisors (see below), whose sum is σ = 2461654419840. Its totient is φ = 350066419200.

The previous prime is 1140313421437. The next prime is 1140313421459. The reversal of 1140313421442 is 2441243130411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16616559 + ... + 16685042.

It is an arithmetic number, because the mean of its divisors is an integer number (76926700620).

Almost surely, 2^{1140313421442} is an apocalyptic number.

1140313421442 is an abundant number, since it is smaller than the sum of its proper divisors (1321340998398).

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

1140313421442 is a wasteful number, since it uses less digits than its factorization.

1140313421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33302058.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1140313421442 its reverse (2441243130411), we get a palindrome (3581556551853).

The spelling of 1140313421442 in words is "one trillion, one hundred forty billion, three hundred thirteen million, four hundred twenty-one thousand, four hundred forty-two".