1145143133 has 8 divisors (see below), whose sum is σ = 1158705408. Its totient is φ = 1131656544.

The previous prime is 1145143121. The next prime is 1145143147. The reversal of 1145143133 is 3313415411.

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 1145143133 - 2⁸ = 1145142877 is a prime.

It is a super-2 number, since 2×1145143133² = 2622705590114111378, which contains 22 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 (1145143033) 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, 11810 + ... + 49292.

It is an arithmetic number, because the mean of its divisors is an integer number (144838176).

Almost surely, 2^1145143133 is an apocalyptic number.

It is an amenable number.

1145143133 is a deficient number, since it is larger than the sum of its proper divisors (13562275).

1145143133 is a wasteful number, since it uses less digits than its factorization.

1145143133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37843.

The product of its digits is 2160, while the sum is 26.

The square root of 1145143133 is about 33839.9635490347. The cubic root of 1145143133 is about 1046.2125476112.

Adding to 1145143133 its reverse (3313415411), we get a palindrome (4458558544).

The spelling of 1145143133 in words is "one billion, one hundred forty-five million, one hundred forty-three thousand, one hundred thirty-three".