545012471 has 2 divisors, whose sum is σ = 545012472. Its totient is φ = 545012470.

The previous prime is 545012431. The next prime is 545012483. The reversal of 545012471 is 174210545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545012471 - 2²⁶ = 477903607 is a prime.

It is a super-3 number, since 3×545012471³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545012411) 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, 272506235 + 272506236.

It is an arithmetic number, because the mean of its divisors is an integer number (272506236).

Almost surely, 2^545012471 is an apocalyptic number.

545012471 is a deficient number, since it is larger than the sum of its proper divisors (1).

545012471 is an equidigital number, since it uses as much as digits as its factorization.

545012471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 545012471 is about 23345.5021578033. The cubic root of 545012471 is about 816.8371473794.

The spelling of 545012471 in words is "five hundred forty-five million, twelve thousand, four hundred seventy-one".