540430351 has 2 divisors, whose sum is σ = 540430352. Its totient is φ = 540430350.

The previous prime is 540430279. The next prime is 540430367. The reversal of 540430351 is 153034045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540430351 - 2¹¹ = 540428303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540430381) 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, 270215175 + 270215176.

It is an arithmetic number, because the mean of its divisors is an integer number (270215176).

Almost surely, 2^540430351 is an apocalyptic number.

540430351 is a deficient number, since it is larger than the sum of its proper divisors (1).

540430351 is an equidigital number, since it uses as much as digits as its factorization.

540430351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 540430351 is about 23247.1579123126. The cubic root of 540430351 is about 814.5415520442.

Adding to 540430351 its reverse (153034045), we get a palindrome (693464396).

The spelling of 540430351 in words is "five hundred forty million, four hundred thirty thousand, three hundred fifty-one".