542423873 has 2 divisors, whose sum is σ = 542423874. Its totient is φ = 542423872.

The previous prime is 542423857. The next prime is 542423929. The reversal of 542423873 is 378324245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 530473024 + 11950849 = 23032^2 + 3457^2 .

It is a cyclic number.

It is not a de Polignac number, because 542423873 - 2⁴ = 542423857 is a prime.

It is not a weakly prime, because it can be changed into another prime (542423803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271211936 + 271211937.

It is an arithmetic number, because the mean of its divisors is an integer number (271211937).

Almost surely, 2^542423873 is an apocalyptic number.

It is an amenable number.

542423873 is a deficient number, since it is larger than the sum of its proper divisors (1).

542423873 is an equidigital number, since it uses as much as digits as its factorization.

542423873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 38.

The square root of 542423873 is about 23289.9951266633. The cubic root of 542423873 is about 815.5418745758.

The spelling of 542423873 in words is "five hundred forty-two million, four hundred twenty-three thousand, eight hundred seventy-three".