555461671 has 2 divisors, whose sum is σ = 555461672. Its totient is φ = 555461670.

The previous prime is 555461657. The next prime is 555461681. The reversal of 555461671 is 176164555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555461671 - 2⁵ = 555461639 is a prime.

It is a super-2 number, since 2×555461671² = 617075335900224482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555461681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277730835 + 277730836.

It is an arithmetic number, because the mean of its divisors is an integer number (277730836).

Almost surely, 2^555461671 is an apocalyptic number.

555461671 is a deficient number, since it is larger than the sum of its proper divisors (1).

555461671 is an equidigital number, since it uses as much as digits as its factorization.

555461671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 126000, while the sum is 40.

The square root of 555461671 is about 23568.2343632271. The cubic root of 555461671 is about 822.0243809898.

The spelling of 555461671 in words is "five hundred fifty-five million, four hundred sixty-one thousand, six hundred seventy-one".