1140434433 has 12 divisors (see below), whose sum is σ = 1685603920. Its totient is φ = 742608216.

The previous prime is 1140434431. The next prime is 1140434497. The reversal of 1140434433 is 3344340411.

It is not a de Polignac number, because 1140434433 - 2¹ = 1140434431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140434397 and 1140434406.

It is not an unprimeable number, because it can be changed into a prime (1140434431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1473043 + ... + 1473816.

Almost surely, 2^1140434433 is an apocalyptic number.

It is an amenable number.

1140434433 is a deficient number, since it is larger than the sum of its proper divisors (545169487).

1140434433 is a wasteful number, since it uses less digits than its factorization.

1140434433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946908 (or 2946905 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 1140434433 is about 33770.3188169730. The cubic root of 1140434433 is about 1044.7766081553.

Adding to 1140434433 its reverse (3344340411), we get a palindrome (4484774844).

The spelling of 1140434433 in words is "one billion, one hundred forty million, four hundred thirty-four thousand, four hundred thirty-three".