545439701 has 2 divisors, whose sum is σ = 545439702. Its totient is φ = 545439700.

The previous prime is 545439691. The next prime is 545439751. The reversal of 545439701 is 107934545.

545439701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 441420100 + 104019601 = 21010^2 + 10199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545439701 is a prime.

It is a Chen prime.

It is equal to p_28618517 and since 545439701 and 28618517 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545439751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272719850 + 272719851.

It is an arithmetic number, because the mean of its divisors is an integer number (272719851).

Almost surely, 2^545439701 is an apocalyptic number.

It is an amenable number.

545439701 is a deficient number, since it is larger than the sum of its proper divisors (1).

545439701 is an equidigital number, since it uses as much as digits as its factorization.

545439701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 545439701 is about 23354.6505218982. The cubic root of 545439701 is about 817.0505285441.

The spelling of 545439701 in words is "five hundred forty-five million, four hundred thirty-nine thousand, seven hundred one".