1140722317 has 8 divisors (see below), whose sum is σ = 1320185600. Its totient is φ = 965384784.

The previous prime is 1140722311. The next prime is 1140722333. The reversal of 1140722317 is 7132270411.

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

It is not a de Polignac number, because 1140722317 - 2¹⁹ = 1140198029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140722311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030842 + ... + 1031947.

It is an arithmetic number, because the mean of its divisors is an integer number (165023200).

Almost surely, 2^1140722317 is an apocalyptic number.

It is an amenable number.

1140722317 is a deficient number, since it is larger than the sum of its proper divisors (179463283).

1140722317 is an equidigital number, since it uses as much as digits as its factorization.

1140722317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062875.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1140722317 is about 33774.5809300426. The cubic root of 1140722317 is about 1044.8645130084.

Adding to 1140722317 its reverse (7132270411), we get a palindrome (8272992728).

The spelling of 1140722317 in words is "one billion, one hundred forty million, seven hundred twenty-two thousand, three hundred seventeen".