1140550653 has 16 divisors (see below), whose sum is σ = 1687104000. Its totient is φ = 679525680.

The previous prime is 1140550651. The next prime is 1140550673. The reversal of 1140550653 is 3560550411.

It is not a de Polignac number, because 1140550653 - 2¹ = 1140550651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1140550653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140550651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290953 + ... + 294846.

It is an arithmetic number, because the mean of its divisors is an integer number (105444000).

Almost surely, 2^1140550653 is an apocalyptic number.

It is an amenable number.

1140550653 is a deficient number, since it is larger than the sum of its proper divisors (546553347).

1140550653 is a wasteful number, since it uses less digits than its factorization.

1140550653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585872.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 1140550653 is about 33772.0395149597. The cubic root of 1140550653 is about 1044.8120975002.

The spelling of 1140550653 in words is "one billion, one hundred forty million, five hundred fifty thousand, six hundred fifty-three".