1140332201 has 4 divisors (see below), whose sum is σ = 1146240852. Its totient is φ = 1134423552.

The previous prime is 1140332173. The next prime is 1140332213. The reversal of 1140332201 is 1022330411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1022330411 = 17 ⋅60137083.

It can be written as a sum of positive squares in 2 ways, for example, as 97042201 + 1043290000 = 9851^2 + 32300^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140332201 - 2¹⁰ = 1140331177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140332201.

It is not an unprimeable number, because it can be changed into a prime (1140332251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2954036 + ... + 2954421.

It is an arithmetic number, because the mean of its divisors is an integer number (286560213).

Almost surely, 2^1140332201 is an apocalyptic number.

It is an amenable number.

1140332201 is a deficient number, since it is larger than the sum of its proper divisors (5908651).

1140332201 is an equidigital number, since it uses as much as digits as its factorization.

1140332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5908650.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1140332201 is about 33768.8051461700. The cubic root of 1140332201 is about 1044.7453882415.

Adding to 1140332201 its reverse (1022330411), we get a palindrome (2162662612).

The spelling of 1140332201 in words is "one billion, one hundred forty million, three hundred thirty-two thousand, two hundred one".