1670201707073 has 2 divisors, whose sum is σ = 1670201707074. Its totient is φ = 1670201707072.

The previous prime is 1670201706949. The next prime is 1670201707087. The reversal of 1670201707073 is 3707071020761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1660755422209 + 9446284864 = 1288703^2 + 97192^2 .

It is a cyclic number.

It is not a de Polignac number, because 1670201707073 - 2¹⁰ = 1670201706049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1670201707073.

It is not a weakly prime, because it can be changed into another prime (1670201007073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835100853536 + 835100853537.

It is an arithmetic number, because the mean of its divisors is an integer number (835100853537).

Almost surely, 2^{1670201707073} is an apocalyptic number.

It is an amenable number.

1670201707073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670201707073 is an equidigital number, since it uses as much as digits as its factorization.

1670201707073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86436, while the sum is 41.

The spelling of 1670201707073 in words is "one trillion, six hundred seventy billion, two hundred one million, seven hundred seven thousand, seventy-three".