1140025321 has 8 divisors (see below), whose sum is σ = 1218806784. Its totient is φ = 1062546240.

The previous prime is 1140025309. The next prime is 1140025357. The reversal of 1140025321 is 1235200411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1140025321 - 2²⁵ = 1106470889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140025721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323785 + ... + 327286.

It is an arithmetic number, because the mean of its divisors is an integer number (152350848).

Almost surely, 2^1140025321 is an apocalyptic number.

It is an amenable number.

1140025321 is a deficient number, since it is larger than the sum of its proper divisors (78781463).

1140025321 is a wasteful number, since it uses less digits than its factorization.

1140025321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651191.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1140025321 is about 33764.2610018345. The cubic root of 1140025321 is about 1044.6516611010.

Adding to 1140025321 its reverse (1235200411), we get a palindrome (2375225732).

The spelling of 1140025321 in words is "one billion, one hundred forty million, twenty-five thousand, three hundred twenty-one".