542300043 has 8 divisors (see below), whose sum is σ = 724456656. Its totient is φ = 360838400.

The previous prime is 542300039. The next prime is 542300107. The reversal of 542300043 is 340003245.

It is a happy number.

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 542300043 - 2² = 542300039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542299992 and 542300019.

It is not an unprimeable number, because it can be changed into a prime (542300443) 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, 171918 + ... + 175043.

It is an arithmetic number, because the mean of its divisors is an integer number (90557082).

Almost surely, 2^542300043 is an apocalyptic number.

542300043 is a deficient number, since it is larger than the sum of its proper divisors (182156613).

542300043 is a wasteful number, since it uses less digits than its factorization.

542300043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347485.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 542300043 is about 23287.3365372685. The cubic root of 542300043 is about 815.4798098074.

Adding to 542300043 its reverse (340003245), we get a palindrome (882303288).

The spelling of 542300043 in words is "five hundred forty-two million, three hundred thousand, forty-three".