1140322121 has 2 divisors, whose sum is σ = 1140322122. Its totient is φ = 1140322120.

The previous prime is 1140322109. The next prime is 1140322133. The reversal of 1140322121 is 1212230411.

It is a balanced prime because it is at equal distance from previous prime (1140322109) and next prime (1140322133).

It can be written as a sum of positive squares in only one way, i.e., 804516496 + 335805625 = 28364^2 + 18325^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140322121 - 2²⁶ = 1073213257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1140322121.

It is not a weakly prime, because it can be changed into another prime (1140322151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570161060 + 570161061.

It is an arithmetic number, because the mean of its divisors is an integer number (570161061).

Almost surely, 2^1140322121 is an apocalyptic number.

It is an amenable number.

1140322121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140322121 is an equidigital number, since it uses as much as digits as its factorization.

1140322121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1140322121 is about 33768.6558956675. The cubic root of 1140322121 is about 1044.7423098799.

Adding to 1140322121 its reverse (1212230411), we get a palindrome (2352552532).

The spelling of 1140322121 in words is "one billion, one hundred forty million, three hundred twenty-two thousand, one hundred twenty-one".