540323144297 has 2 divisors, whose sum is σ = 540323144298. Its totient is φ = 540323144296.

The previous prime is 540323144293. The next prime is 540323144359. The reversal of 540323144297 is 792441323045.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 507255903961 + 33067240336 = 712219^2 + 181844^2 .

It is a cyclic number.

It is not a de Polignac number, because 540323144297 - 2² = 540323144293 is a prime.

It is not a weakly prime, because it can be changed into another prime (540323144293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270161572148 + 270161572149.

It is an arithmetic number, because the mean of its divisors is an integer number (270161572149).

Almost surely, 2^540323144297 is an apocalyptic number.

It is an amenable number.

540323144297 is a deficient number, since it is larger than the sum of its proper divisors (1).

540323144297 is an equidigital number, since it uses as much as digits as its factorization.

540323144297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 540323144297 in words is "five hundred forty billion, three hundred twenty-three million, one hundred forty-four thousand, two hundred ninety-seven".