1134140243 has 8 divisors (see below), whose sum is σ = 1183890000. Its totient is φ = 1085395680.

The previous prime is 1134140233. The next prime is 1134140251. The reversal of 1134140243 is 3420414311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1134140243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134140233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248993 + ... + 253506.

It is an arithmetic number, because the mean of its divisors is an integer number (147986250).

Almost surely, 2^1134140243 is an apocalyptic number.

1134140243 is a deficient number, since it is larger than the sum of its proper divisors (49749757).

1134140243 is an equidigital number, since it uses as much as digits as its factorization.

1134140243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502597.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1134140243 is about 33676.9987231642. The cubic root of 1134140243 is about 1042.8509800894.

Adding to 1134140243 its reverse (3420414311), we get a palindrome (4554554554).

The spelling of 1134140243 in words is "one billion, one hundred thirty-four million, one hundred forty thousand, two hundred forty-three".