542067917 has 2 divisors, whose sum is σ = 542067918. Its totient is φ = 542067916.

The previous prime is 542067881. The next prime is 542067947. The reversal of 542067917 is 719760245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298114756 + 243953161 = 17266^2 + 15619^2 .

It is a cyclic number.

It is not a de Polignac number, because 542067917 - 2¹⁰ = 542066893 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 (542067947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271033958 + 271033959.

It is an arithmetic number, because the mean of its divisors is an integer number (271033959).

Almost surely, 2^542067917 is an apocalyptic number.

It is an amenable number.

542067917 is a deficient number, since it is larger than the sum of its proper divisors (1).

542067917 is an equidigital number, since it uses as much as digits as its factorization.

542067917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 542067917 is about 23282.3520504265. The cubic root of 542067917 is about 815.3634405983.

It can be divided in two parts, 5420 and 67917, that added together give a palindrome (73337).

The spelling of 542067917 in words is "five hundred forty-two million, sixty-seven thousand, nine hundred seventeen".