1140665133 has 16 divisors (see below), whose sum is σ = 1695107520. Its totient is φ = 678041856.

The previous prime is 1140665129. The next prime is 1140665161. The reversal of 1140665133 is 3315660411.

It is not a de Polignac number, because 1140665133 - 2² = 1140665129 is a prime.

It is a super-2 number, since 2×1140665133² = 2602233891283815378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1140665133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140665173) 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, 587610 + ... + 589547.

It is an arithmetic number, because the mean of its divisors is an integer number (105944220).

Almost surely, 2^1140665133 is an apocalyptic number.

It is an amenable number.

1140665133 is a deficient number, since it is larger than the sum of its proper divisors (554442387).

1140665133 is a wasteful number, since it uses less digits than its factorization.

1140665133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177196.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1140665133 is about 33773.7343656280. The cubic root of 1140665133 is about 1044.8470531558.

The spelling of 1140665133 in words is "one billion, one hundred forty million, six hundred sixty-five thousand, one hundred thirty-three".