542231245 has 8 divisors (see below), whose sum is σ = 664521984. Its totient is φ = 424555344.

The previous prime is 542231227. The next prime is 542231251. The reversal of 542231245 is 542132245.

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

It is a cyclic number.

It is not a de Polignac number, because 542231245 - 2⁵ = 542231213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153449 + ... + 1153918.

It is an arithmetic number, because the mean of its divisors is an integer number (83065248).

Almost surely, 2^542231245 is an apocalyptic number.

It is an amenable number.

542231245 is a deficient number, since it is larger than the sum of its proper divisors (122290739).

542231245 is a wasteful number, since it uses less digits than its factorization.

542231245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307419.

The product of its digits is 9600, while the sum is 28.

The square root of 542231245 is about 23285.8593356569. The cubic root of 542231245 is about 815.4453235155.

The spelling of 542231245 in words is "five hundred forty-two million, two hundred thirty-one thousand, two hundred forty-five".