540150389 has 2 divisors, whose sum is σ = 540150390. Its totient is φ = 540150388.

The previous prime is 540150379. The next prime is 540150407. The reversal of 540150389 is 983051045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536848900 + 3301489 = 23170^2 + 1817^2 .

It is a cyclic number.

It is not a de Polignac number, because 540150389 - 2¹² = 540146293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540150329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270075194 + 270075195.

It is an arithmetic number, because the mean of its divisors is an integer number (270075195).

Almost surely, 2^540150389 is an apocalyptic number.

It is an amenable number.

540150389 is a deficient number, since it is larger than the sum of its proper divisors (1).

540150389 is an equidigital number, since it uses as much as digits as its factorization.

540150389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 540150389 is about 23241.1357080501. The cubic root of 540150389 is about 814.4008739897.

The spelling of 540150389 in words is "five hundred forty million, one hundred fifty thousand, three hundred eighty-nine".