1143508334 has 8 divisors (see below), whose sum is σ = 1715449800. Its totient is φ = 571691736.

The previous prime is 1143508283. The next prime is 1143508339. The reversal of 1143508334 is 4338053411.

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

It is a super-2 number, since 2×1143508334² = 2615222619854911112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1143508334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143508339) 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 3 ways as a sum of consecutive naturals, for example, 3344 + ... + 47939.

It is an arithmetic number, because the mean of its divisors is an integer number (214431225).

Almost surely, 2^1143508334 is an apocalyptic number.

1143508334 is a deficient number, since it is larger than the sum of its proper divisors (571941466).

1143508334 is a wasteful number, since it uses less digits than its factorization.

1143508334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62434.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1143508334 is about 33815.8000644669. The cubic root of 1143508334 is about 1045.7144550680.

The spelling of 1143508334 in words is "one billion, one hundred forty-three million, five hundred eight thousand, three hundred thirty-four".