1140322001 has 16 divisors (see below), whose sum is σ = 1406530944. Its totient is φ = 900267264.

The previous prime is 1140321979. The next prime is 1140322003. The reversal of 1140322001 is 1002230411.

It is a de Polignac number, because none of the positive numbers 2^k-1140322001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140322003) 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, 29081 + ... + 55913.

It is an arithmetic number, because the mean of its divisors is an integer number (87908184).

Almost surely, 2^1140322001 is an apocalyptic number.

It is an amenable number.

1140322001 is a deficient number, since it is larger than the sum of its proper divisors (266208943).

1140322001 is a wasteful number, since it uses less digits than its factorization.

1140322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27320.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1140322001 is about 33768.6541188718. The cubic root of 1140322001 is about 1044.7422732327.

Adding to 1140322001 its reverse (1002230411), we get a palindrome (2142552412).

The spelling of 1140322001 in words is "one billion, one hundred forty million, three hundred twenty-two thousand, one".