2040142453 has 2 divisors, whose sum is σ = 2040142454. Its totient is φ = 2040142452.

The previous prime is 2040142421. The next prime is 2040142469. The reversal of 2040142453 is 3542410402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1438078084 + 602064369 = 37922^2 + 24537^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040142453 - 2⁵ = 2040142421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040143453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020071226 + 1020071227.

It is an arithmetic number, because the mean of its divisors is an integer number (1020071227).

Almost surely, 2^2040142453 is an apocalyptic number.

It is an amenable number.

2040142453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040142453 is an equidigital number, since it uses as much as digits as its factorization.

2040142453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2040142453 is about 45167.9361162318. The cubic root of 2040142453 is about 1268.2946613334.

Adding to 2040142453 its reverse (3542410402), we get a palindrome (5582552855).

The spelling of 2040142453 in words is "two billion, forty million, one hundred forty-two thousand, four hundred fifty-three".