545326667 has 2 divisors, whose sum is σ = 545326668. Its totient is φ = 545326666.

The previous prime is 545326633. The next prime is 545326681. The reversal of 545326667 is 766623545.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545326667 - 2²⁸ = 276891211 is a prime.

It is not a weakly prime, because it can be changed into another prime (545326367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272663333 + 272663334.

It is an arithmetic number, because the mean of its divisors is an integer number (272663334).

Almost surely, 2^545326667 is an apocalyptic number.

545326667 is a deficient number, since it is larger than the sum of its proper divisors (1).

545326667 is an equidigital number, since it uses as much as digits as its factorization.

545326667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 44.

The square root of 545326667 is about 23352.2304502161. The cubic root of 545326667 is about 816.9940842542.

The spelling of 545326667 in words is "five hundred forty-five million, three hundred twenty-six thousand, six hundred sixty-seven".