1140550411 has 72 divisors (see below), whose sum is σ = 1652270400. Its totient is φ = 776018880.

The previous prime is 1140550409. The next prime is 1140550429.

It is a happy number.

1140550411 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1140550411 - 2¹ = 1140550409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140550511) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1730400 + ... + 1731058.

It is an arithmetic number, because the mean of its divisors is an integer number (22948200).

Almost surely, 2^1140550411 is an apocalyptic number.

1140550411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1140550411 is a deficient number, since it is larger than the sum of its proper divisors (511719989).

1140550411 is a wasteful number, since it uses less digits than its factorization.

1140550411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1140550411 is about 33772.0359321140. The cubic root of 1140550411 is about 1044.8120236048.

It can be divided in two parts, 11405 and 50411, that added together give a palindrome (61816).

The spelling of 1140550411 in words is "one billion, one hundred forty million, five hundred fifty thousand, four hundred eleven".