675555547 has 2 divisors, whose sum is σ = 675555548. Its totient is φ = 675555546.

The previous prime is 675555539. The next prime is 675555553. The reversal of 675555547 is 745555576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 675555547 - 2³ = 675555539 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 675555547.

It is not a weakly prime, because it can be changed into another prime (675555527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337777773 + 337777774.

It is an arithmetic number, because the mean of its divisors is an integer number (337777774).

Almost surely, 2^675555547 is an apocalyptic number.

675555547 is a deficient number, since it is larger than the sum of its proper divisors (1).

675555547 is an equidigital number, since it uses as much as digits as its factorization.

675555547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3675000, while the sum is 49.

The square root of 675555547 is about 25991.4514215732. The cubic root of 675555547 is about 877.4459116614.

The spelling of 675555547 in words is "six hundred seventy-five million, five hundred fifty-five thousand, five hundred forty-seven".