540351 has 20 divisors (see below), whose sum is σ = 923472. Its totient is φ = 308448.

The previous prime is 540349. The next prime is 540367. The reversal of 540351 is 153045.

It is not a de Polignac number, because 540351 - 2¹ = 540349 is a prime.

540351 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540301) 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 in 19 ways as a sum of consecutive naturals, for example, 91 + ... + 1043.

2⁵⁴⁰³⁵¹ is an apocalyptic number.

540351 is a deficient number, since it is larger than the sum of its proper divisors (383121).

540351 is an equidigital number, since it uses as much as digits as its factorization.

540351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 540351 is about 735.0857092884. The cubic root of 540351 is about 81.4501683909.

Adding to 540351 its reverse (153045), we get a palindrome (693396).

The spelling of 540351 in words is "five hundred forty thousand, three hundred fifty-one".