1140130142 has 4 divisors (see below), whose sum is σ = 1710195216. Its totient is φ = 570065070.

The previous prime is 1140130129. The next prime is 1140130193. The reversal of 1140130142 is 2410310411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1140130142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285032534 + ... + 285032537.

It is an arithmetic number, because the mean of its divisors is an integer number (427548804).

Almost surely, 2^1140130142 is an apocalyptic number.

1140130142 is a deficient number, since it is larger than the sum of its proper divisors (570065074).

1140130142 is an equidigital number, since it uses as much as digits as its factorization.

1140130142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570065073.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1140130142 is about 33765.8132139595. The cubic root of 1140130142 is about 1044.6836773711.

Adding to 1140130142 its reverse (2410310411), we get a palindrome (3550440553).

The spelling of 1140130142 in words is "one billion, one hundred forty million, one hundred thirty thousand, one hundred forty-two".