542432459 has 2 divisors, whose sum is σ = 542432460. Its totient is φ = 542432458.

The previous prime is 542432441. The next prime is 542432477. The reversal of 542432459 is 954234245.

It is a balanced prime because it is at equal distance from previous prime (542432441) and next prime (542432477).

It is a cyclic number.

It is not a de Polignac number, because 542432459 - 2²⁰ = 541383883 is a prime.

It is not a weakly prime, because it can be changed into another prime (542438459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271216229 + 271216230.

It is an arithmetic number, because the mean of its divisors is an integer number (271216230).

Almost surely, 2^542432459 is an apocalyptic number.

542432459 is a deficient number, since it is larger than the sum of its proper divisors (1).

542432459 is an equidigital number, since it uses as much as digits as its factorization.

542432459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 38.

The square root of 542432459 is about 23290.1794540102. The cubic root of 542432459 is about 815.5461776101.

The spelling of 542432459 in words is "five hundred forty-two million, four hundred thirty-two thousand, four hundred fifty-nine".