542043345 has 16 divisors (see below), whose sum is σ = 867557952. Its totient is φ = 288993600.

The previous prime is 542043311. The next prime is 542043347. The reversal of 542043345 is 543340245.

It is not a de Polignac number, because 542043345 - 2⁷ = 542043217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542043347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85795 + ... + 91895.

It is an arithmetic number, because the mean of its divisors is an integer number (54222372).

Almost surely, 2^542043345 is an apocalyptic number.

It is an amenable number.

542043345 is a deficient number, since it is larger than the sum of its proper divisors (325514607).

542043345 is a wasteful number, since it uses less digits than its factorization.

542043345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12032.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 542043345 is about 23281.8243486201. The cubic root of 542043345 is about 815.3511202398.

The spelling of 542043345 in words is "five hundred forty-two million, forty-three thousand, three hundred forty-five".