542345329 has 4 divisors (see below), whose sum is σ = 570889840. Its totient is φ = 513800820.

The previous prime is 542345299. The next prime is 542345351. The reversal of 542345329 is 923543245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 542345329 - 2⁷ = 542345201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542345389) 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 in 3 ways as a sum of consecutive naturals, for example, 14272227 + ... + 14272264.

It is an arithmetic number, because the mean of its divisors is an integer number (142722460).

Almost surely, 2^542345329 is an apocalyptic number.

It is an amenable number.

542345329 is a deficient number, since it is larger than the sum of its proper divisors (28544511).

542345329 is a wasteful number, since it uses less digits than its factorization.

542345329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28544510.

The product of its digits is 129600, while the sum is 37.

The square root of 542345329 is about 23288.3088480035. The cubic root of 542345329 is about 815.5025086750.

The spelling of 542345329 in words is "five hundred forty-two million, three hundred forty-five thousand, three hundred twenty-nine".