540323451 has 12 divisors (see below), whose sum is σ = 785637840. Its totient is φ = 357829200.

The previous prime is 540323417. The next prime is 540323471. The reversal of 540323451 is 154323045.

540323451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 540323451 - 2²⁵ = 506769019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540323401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197436 + ... + 200153.

It is an arithmetic number, because the mean of its divisors is an integer number (65469820).

Almost surely, 2^540323451 is an apocalyptic number.

540323451 is a deficient number, since it is larger than the sum of its proper divisors (245314389).

540323451 is a wasteful number, since it uses less digits than its factorization.

540323451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397746 (or 397743 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 540323451 is about 23244.8585928157. The cubic root of 540323451 is about 814.4878416178.

Adding to 540323451 its reverse (154323045), we get a palindrome (694646496).

The spelling of 540323451 in words is "five hundred forty million, three hundred twenty-three thousand, four hundred fifty-one".