19670343071 has 2 divisors, whose sum is σ = 19670343072. Its totient is φ = 19670343070.

The previous prime is 19670343019. The next prime is 19670343073. The reversal of 19670343071 is 17034307691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19670343071 - 2²² = 19666148767 is a prime.

It is a super-2 number, since 2×19670343071² (a number of 21 digits) contains 22 as substring.

Together with 19670343073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19670343073) 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, 9835171535 + 9835171536.

It is an arithmetic number, because the mean of its divisors is an integer number (9835171536).

Almost surely, 2^19670343071 is an apocalyptic number.

19670343071 is a deficient number, since it is larger than the sum of its proper divisors (1).

19670343071 is an equidigital number, since it uses as much as digits as its factorization.

19670343071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The spelling of 19670343071 in words is "nineteen billion, six hundred seventy million, three hundred forty-three thousand, seventy-one".