548613629 has 2 divisors, whose sum is σ = 548613630. Its totient is φ = 548613628.

The previous prime is 548613617. The next prime is 548613643. The reversal of 548613629 is 926316845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379353529 + 169260100 = 19477^2 + 13010^2 .

It is a cyclic number.

It is not a de Polignac number, because 548613629 - 2²⁴ = 531836413 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 548613629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548613929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274306814 + 274306815.

It is an arithmetic number, because the mean of its divisors is an integer number (274306815).

Almost surely, 2^548613629 is an apocalyptic number.

It is an amenable number.

548613629 is a deficient number, since it is larger than the sum of its proper divisors (1).

548613629 is an equidigital number, since it uses as much as digits as its factorization.

548613629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The square root of 548613629 is about 23422.5026203435. The cubic root of 548613629 is about 818.6322772762.

The spelling of 548613629 in words is "five hundred forty-eight million, six hundred thirteen thousand, six hundred twenty-nine".