542822537 has 2 divisors, whose sum is σ = 542822538. Its totient is φ = 542822536.

The previous prime is 542822521. The next prime is 542822611. The reversal of 542822537 is 735228245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444197776 + 98624761 = 21076^2 + 9931^2 .

It is a cyclic number.

It is not a de Polignac number, because 542822537 - 2⁴ = 542822521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542822537.

It is not a weakly prime, because it can be changed into another prime (542822737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271411268 + 271411269.

It is an arithmetic number, because the mean of its divisors is an integer number (271411269).

Almost surely, 2^542822537 is an apocalyptic number.

It is an amenable number.

542822537 is a deficient number, since it is larger than the sum of its proper divisors (1).

542822537 is an equidigital number, since it uses as much as digits as its factorization.

542822537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 38.

The square root of 542822537 is about 23298.5522511593. The cubic root of 542822537 is about 815.7416246126.

The spelling of 542822537 in words is "five hundred forty-two million, eight hundred twenty-two thousand, five hundred thirty-seven".