1134242140 has 24 divisors (see below), whose sum is σ = 2384837280. Its totient is φ = 453139008.

The previous prime is 1134242093. The next prime is 1134242177. The reversal of 1134242140 is 412424311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17995 + ... + 50914.

It is an arithmetic number, because the mean of its divisors is an integer number (99368220).

Almost surely, 2^1134242140 is an apocalyptic number.

1134242140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134242140 is an abundant number, since it is smaller than the sum of its proper divisors (1250595140).

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

1134242140 is a wasteful number, since it uses less digits than its factorization.

1134242140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69741 (or 69739 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1134242140 is about 33678.5115466821. The cubic root of 1134242140 is about 1042.8822108549.

Adding to 1134242140 its reverse (412424311), we get a palindrome (1546666451).

The spelling of 1134242140 in words is "one billion, one hundred thirty-four million, two hundred forty-two thousand, one hundred forty".