134620672643 has 2 divisors, whose sum is σ = 134620672644. Its totient is φ = 134620672642.

The previous prime is 134620672601. The next prime is 134620672673. The reversal of 134620672643 is 346276026431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134620672643 - 2⁶ = 134620672579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134620672594 and 134620672603.

It is not a weakly prime, because it can be changed into another prime (134620672673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67310336321 + 67310336322.

It is an arithmetic number, because the mean of its divisors is an integer number (67310336322).

Almost surely, 2^134620672643 is an apocalyptic number.

134620672643 is a deficient number, since it is larger than the sum of its proper divisors (1).

134620672643 is an equidigital number, since it uses as much as digits as its factorization.

134620672643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 134620672643 in words is "one hundred thirty-four billion, six hundred twenty million, six hundred seventy-two thousand, six hundred forty-three".