540664153 has 2 divisors, whose sum is σ = 540664154. Its totient is φ = 540664152.

The previous prime is 540664121. The next prime is 540664181. The reversal of 540664153 is 351466045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540655504 + 8649 = 23252^2 + 93^2 .

It is a cyclic number.

It is not a de Polignac number, because 540664153 - 2⁵ = 540664121 is a prime.

It is not a weakly prime, because it can be changed into another prime (540664853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270332076 + 270332077.

It is an arithmetic number, because the mean of its divisors is an integer number (270332077).

Almost surely, 2^540664153 is an apocalyptic number.

It is an amenable number.

540664153 is a deficient number, since it is larger than the sum of its proper divisors (1).

540664153 is an equidigital number, since it uses as much as digits as its factorization.

540664153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 540664153 is about 23252.1859832576. The cubic root of 540664153 is about 814.6589979446.

The spelling of 540664153 in words is "five hundred forty million, six hundred sixty-four thousand, one hundred fifty-three".