542326331 has 2 divisors, whose sum is σ = 542326332. Its totient is φ = 542326330.

The previous prime is 542326313. The next prime is 542326387. The reversal of 542326331 is 133623245.

542326331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (542326313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542326331 is a prime.

It is a super-2 number, since 2×542326331² = 588235698591843122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 542326294 and 542326303.

It is not a weakly prime, because it can be changed into another prime (542326531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271163165 + 271163166.

It is an arithmetic number, because the mean of its divisors is an integer number (271163166).

Almost surely, 2^542326331 is an apocalyptic number.

542326331 is a deficient number, since it is larger than the sum of its proper divisors (1).

542326331 is an equidigital number, since it uses as much as digits as its factorization.

542326331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 542326331 is about 23287.9009573641. The cubic root of 542326331 is about 815.4929863918.

Adding to 542326331 its reverse (133623245), we get a palindrome (675949576).

The spelling of 542326331 in words is "five hundred forty-two million, three hundred twenty-six thousand, three hundred thirty-one".