540541349 has 2 divisors, whose sum is σ = 540541350. Its totient is φ = 540541348.

The previous prime is 540541291. The next prime is 540541357. The reversal of 540541349 is 943145045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300849025 + 239692324 = 17345^2 + 15482^2 .

It is a cyclic number.

It is not a de Polignac number, because 540541349 - 2⁸ = 540541093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_28375280 and since 540541349 and 28375280 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540541369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270270674 + 270270675.

It is an arithmetic number, because the mean of its divisors is an integer number (270270675).

Almost surely, 2^540541349 is an apocalyptic number.

It is an amenable number.

540541349 is a deficient number, since it is larger than the sum of its proper divisors (1).

540541349 is an equidigital number, since it uses as much as digits as its factorization.

540541349 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 35.

The square root of 540541349 is about 23249.5451353354. The cubic root of 540541349 is about 814.5973139593.

The spelling of 540541349 in words is "five hundred forty million, five hundred forty-one thousand, three hundred forty-nine".