540042323 has 8 divisors (see below), whose sum is σ = 564710400. Its totient is φ = 515473288.

The previous prime is 540042271. The next prime is 540042329. The reversal of 540042323 is 323240045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540042323 - 2¹⁴ = 540025939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540042329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13493 + ... + 35526.

It is an arithmetic number, because the mean of its divisors is an integer number (70588800).

Almost surely, 2^540042323 is an apocalyptic number.

540042323 is a deficient number, since it is larger than the sum of its proper divisors (24668077).

540042323 is a wasteful number, since it uses less digits than its factorization.

540042323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49521.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 540042323 is about 23238.8107053696. The cubic root of 540042323 is about 814.3465589221.

Adding to 540042323 its reverse (323240045), we get a palindrome (863282368).

The spelling of 540042323 in words is "five hundred forty million, forty-two thousand, three hundred twenty-three".