1141440042 has 16 divisors (see below), whose sum is σ = 2283244992. Its totient is φ = 380419200.

The previous prime is 1141440037. The next prime is 1141440049. The reversal of 1141440042 is 2400441411.

It is not an unprimeable number, because it can be changed into a prime (1141440049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 42042 + ... + 63642.

It is an arithmetic number, because the mean of its divisors is an integer number (142702812).

Almost surely, 2^1141440042 is an apocalyptic number.

1141440042 is an abundant number, since it is smaller than the sum of its proper divisors (1141804950).

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

1141440042 is a wasteful number, since it uses less digits than its factorization.

1141440042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30413.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1141440042 is about 33785.2044836197. The cubic root of 1141440042 is about 1045.0836046448.

Adding to 1141440042 its reverse (2400441411), we get a palindrome (3541881453).

The spelling of 1141440042 in words is "one billion, one hundred forty-one million, four hundred forty thousand, forty-two".