545339429 has 2 divisors, whose sum is σ = 545339430. Its totient is φ = 545339428.

The previous prime is 545339393. The next prime is 545339437. The reversal of 545339429 is 924933545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542983204 + 2356225 = 23302^2 + 1535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545339429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545339429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545332429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272669714 + 272669715.

It is an arithmetic number, because the mean of its divisors is an integer number (272669715).

Almost surely, 2^545339429 is an apocalyptic number.

It is an amenable number.

545339429 is a deficient number, since it is larger than the sum of its proper divisors (1).

545339429 is an equidigital number, since it uses as much as digits as its factorization.

545339429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 44.

The square root of 545339429 is about 23352.5036987472. The cubic root of 545339429 is about 817.0004574355. Note that the first 3 decimals are identical.

The spelling of 545339429 in words is "five hundred forty-five million, three hundred thirty-nine thousand, four hundred twenty-nine".