545515007 has 2 divisors, whose sum is σ = 545515008. Its totient is φ = 545515006.

The previous prime is 545514979. The next prime is 545515021. The reversal of 545515007 is 700515545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545515007 - 2¹⁴ = 545498623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545515067) 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, 272757503 + 272757504.

It is an arithmetic number, because the mean of its divisors is an integer number (272757504).

Almost surely, 2^545515007 is an apocalyptic number.

545515007 is a deficient number, since it is larger than the sum of its proper divisors (1).

545515007 is an equidigital number, since it uses as much as digits as its factorization.

545515007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17500, while the sum is 32.

The square root of 545515007 is about 23356.2626933335. The cubic root of 545515007 is about 817.0881287747.

The spelling of 545515007 in words is "five hundred forty-five million, five hundred fifteen thousand, seven".