513479671 has 2 divisors, whose sum is σ = 513479672. Its totient is φ = 513479670.

The previous prime is 513479663. The next prime is 513479677. The reversal of 513479671 is 176974315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513479671 - 2³ = 513479663 is a prime.

It is a super-2 number, since 2×513479671² = 527322745060536482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513479677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256739835 + 256739836.

It is an arithmetic number, because the mean of its divisors is an integer number (256739836).

Almost surely, 2^513479671 is an apocalyptic number.

513479671 is a deficient number, since it is larger than the sum of its proper divisors (1).

513479671 is an equidigital number, since it uses as much as digits as its factorization.

513479671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 43.

The square root of 513479671 is about 22660.0898277125. The cubic root of 513479671 is about 800.7699207690.

The spelling of 513479671 in words is "five hundred thirteen million, four hundred seventy-nine thousand, six hundred seventy-one".