542435039 has 2 divisors, whose sum is σ = 542435040. Its totient is φ = 542435038.

The previous prime is 542435029. The next prime is 542435051. The reversal of 542435039 is 930534245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542435039 - 2²⁰ = 541386463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542435029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271217519 + 271217520.

It is an arithmetic number, because the mean of its divisors is an integer number (271217520).

Almost surely, 2^542435039 is an apocalyptic number.

542435039 is a deficient number, since it is larger than the sum of its proper divisors (1).

542435039 is an equidigital number, since it uses as much as digits as its factorization.

542435039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 542435039 is about 23290.2348420964. The cubic root of 542435039 is about 815.5474706164.

The spelling of 542435039 in words is "five hundred forty-two million, four hundred thirty-five thousand, thirty-nine".