1140434135 has 16 divisors (see below), whose sum is σ = 1436853600. Its totient is φ = 867732096.

The previous prime is 1140434129. The next prime is 1140434143. The reversal of 1140434135 is 5314340411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1140434135 - 2¹⁰ = 1140433111 is a prime.

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, 48980 + ... + 68409.

It is an arithmetic number, because the mean of its divisors is an integer number (89803350).

Almost surely, 2^1140434135 is an apocalyptic number.

1140434135 is a deficient number, since it is larger than the sum of its proper divisors (296419465).

1140434135 is a wasteful number, since it uses less digits than its factorization.

1140434135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117490.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1140434135 is about 33770.3144048142. The cubic root of 1140434135 is about 1044.7765171539.

Adding to 1140434135 its reverse (5314340411), we get a palindrome (6454774546).

The spelling of 1140434135 in words is "one billion, one hundred forty million, four hundred thirty-four thousand, one hundred thirty-five".