1143412535 has 16 divisors (see below), whose sum is σ = 1386347616. Its totient is φ = 905253888.

The previous prime is 1143412499. The next prime is 1143412559. The reversal of 1143412535 is 5352143411.

It is a cyclic number.

It is not a de Polignac number, because 1143412535 - 2¹⁶ = 1143346999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1143412498 and 1143412507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533987 + ... + 536123.

It is an arithmetic number, because the mean of its divisors is an integer number (86646726).

Almost surely, 2^1143412535 is an apocalyptic number.

1143412535 is a deficient number, since it is larger than the sum of its proper divisors (242935081).

1143412535 is a wasteful number, since it uses less digits than its factorization.

1143412535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202.

The product of its digits is 7200, while the sum is 29.

The square root of 1143412535 is about 33814.3835519739. The cubic root of 1143412535 is about 1045.6852521919.

Adding to 1143412535 its reverse (5352143411), we get a palindrome (6495555946).

The spelling of 1143412535 in words is "one billion, one hundred forty-three million, four hundred twelve thousand, five hundred thirty-five".