542625029 has 2 divisors, whose sum is σ = 542625030. Its totient is φ = 542625028.

The previous prime is 542625001. The next prime is 542625157. The reversal of 542625029 is 920526245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328588129 + 214036900 = 18127^2 + 14630^2 .

It is a cyclic number.

It is not a de Polignac number, because 542625029 - 2²⁴ = 525847813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542625029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542622029) by changing a digit.

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 as a sum of consecutive naturals, namely, 271312514 + 271312515.

It is an arithmetic number, because the mean of its divisors is an integer number (271312515).

Almost surely, 2^542625029 is an apocalyptic number.

It is an amenable number.

542625029 is a deficient number, since it is larger than the sum of its proper divisors (1).

542625029 is an equidigital number, since it uses as much as digits as its factorization.

542625029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 542625029 is about 23294.3132330618. The cubic root of 542625029 is about 815.6426757354.

The spelling of 542625029 in words is "five hundred forty-two million, six hundred twenty-five thousand, twenty-nine".