542303143 has 8 divisors (see below), whose sum is σ = 555429776. Its totient is φ = 529200000.

The previous prime is 542303123. The next prime is 542303221. The reversal of 542303143 is 341303245.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542303143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542303123) 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, 46393 + ... + 56893.

It is an arithmetic number, because the mean of its divisors is an integer number (69428722).

Almost surely, 2^542303143 is an apocalyptic number.

542303143 is a deficient number, since it is larger than the sum of its proper divisors (13126633).

542303143 is a wasteful number, since it uses less digits than its factorization.

542303143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11745.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 542303143 is about 23287.4030969535. The cubic root of 542303143 is about 815.4813636720.

Adding to 542303143 its reverse (341303245), we get a palindrome (883606388).

The spelling of 542303143 in words is "five hundred forty-two million, three hundred three thousand, one hundred forty-three".