129670006519 has 2 divisors, whose sum is σ = 129670006520. Its totient is φ = 129670006518.

The previous prime is 129670006481. The next prime is 129670006559. The reversal of 129670006519 is 915600076921.

It is a weak prime.

It is an emirp because it is prime and its reverse (915600076921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129670006519 - 2¹⁹ = 129669482231 is a prime.

It is a super-2 number, since 2×129670006519² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129670006559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64835003259 + 64835003260.

It is an arithmetic number, because the mean of its divisors is an integer number (64835003260).

Almost surely, 2^129670006519 is an apocalyptic number.

129670006519 is a deficient number, since it is larger than the sum of its proper divisors (1).

129670006519 is an equidigital number, since it uses as much as digits as its factorization.

129670006519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 129670006519 in words is "one hundred twenty-nine billion, six hundred seventy million, six thousand, five hundred nineteen".