1140052311 has 24 divisors (see below), whose sum is σ = 1701613056. Its totient is φ = 734760720.

The previous prime is 1140052297. The next prime is 1140052327. The reversal of 1140052311 is 1132500411.

1140052311 is a `hidden beast` number, since 1 + 140 + 0 + 523 + 1 + 1 = 666.

It is not a de Polignac number, because 1140052311 - 2⁵ = 1140052279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140052411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 423576 + ... + 426258.

It is an arithmetic number, because the mean of its divisors is an integer number (70900544).

Almost surely, 2^1140052311 is an apocalyptic number.

1140052311 is a deficient number, since it is larger than the sum of its proper divisors (561560745).

1140052311 is a wasteful number, since it uses less digits than its factorization.

1140052311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243 (or 4240 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1140052311 is about 33764.6606824354. The cubic root of 1140052311 is about 1044.6599050482.

Adding to 1140052311 its reverse (1132500411), we get a palindrome (2272552722).

The spelling of 1140052311 in words is "one billion, one hundred forty million, fifty-two thousand, three hundred eleven".