545267329 has 2 divisors, whose sum is σ = 545267330. Its totient is φ = 545267328.

The previous prime is 545267297. The next prime is 545267347. The reversal of 545267329 is 923762545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274730625 + 270536704 = 16575^2 + 16448^2 .

It is a cyclic number.

It is not a de Polignac number, because 545267329 - 2⁵ = 545267297 is a prime.

It is equal to p_28609963 and since 545267329 and 28609963 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (545267389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272633664 + 272633665.

It is an arithmetic number, because the mean of its divisors is an integer number (272633665).

Almost surely, 2^545267329 is an apocalyptic number.

It is an amenable number.

545267329 is a deficient number, since it is larger than the sum of its proper divisors (1).

545267329 is an equidigital number, since it uses as much as digits as its factorization.

545267329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 545267329 is about 23350.9599160291. The cubic root of 545267329 is about 816.9644503018.

The spelling of 545267329 in words is "five hundred forty-five million, two hundred sixty-seven thousand, three hundred twenty-nine".