1140311001 has 16 divisors (see below), whose sum is σ = 1573911360. Its totient is φ = 733494720.

The previous prime is 1140310991. The next prime is 1140311017. The reversal of 1140311001 is 1001130411.

It is not a de Polignac number, because 1140311001 - 2¹⁰ = 1140309977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140311101) 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 15 ways as a sum of consecutive naturals, for example, 158386 + ... + 165428.

It is an arithmetic number, because the mean of its divisors is an integer number (98369460).

Almost surely, 2^1140311001 is an apocalyptic number.

It is an amenable number.

1140311001 is a deficient number, since it is larger than the sum of its proper divisors (433600359).

1140311001 is a wasteful number, since it uses less digits than its factorization.

1140311001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8936.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1140311001 is about 33768.4912455383. The cubic root of 1140311001 is about 1044.7389138886.

Adding to 1140311001 its reverse (1001130411), we get a palindrome (2141441412).

The spelling of 1140311001 in words is "one billion, one hundred forty million, three hundred eleven thousand, one".