1143335053 has 8 divisors (see below), whose sum is σ = 1307899520. Its totient is φ = 979078320.

The previous prime is 1143335033. The next prime is 1143335057. The reversal of 1143335053 is 3505333411.

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

It is a cyclic number.

It is not a de Polignac number, because 1143335053 - 2²¹ = 1141237901 is a prime.

It is a super-5 number, since 5×1143335053⁵ (a number of 46 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143335057) 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, 68913 + ... + 83878.

It is an arithmetic number, because the mean of its divisors is an integer number (163487440).

Almost surely, 2^1143335053 is an apocalyptic number.

It is an amenable number.

1143335053 is a deficient number, since it is larger than the sum of its proper divisors (164564467).

1143335053 is a wasteful number, since it uses less digits than its factorization.

1143335053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153867.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 1143335053 is about 33813.2378366817. The cubic root of 1143335053 is about 1045.6616317830.

Adding to 1143335053 its reverse (3505333411), we get a palindrome (4648668464).

The spelling of 1143335053 in words is "one billion, one hundred forty-three million, three hundred thirty-five thousand, fifty-three".