1673434141597 has 2 divisors, whose sum is σ = 1673434141598. Its totient is φ = 1673434141596.

The previous prime is 1673434141583. The next prime is 1673434141693. The reversal of 1673434141597 is 7951414343761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 928792860121 + 744641281476 = 963739^2 + 862926^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1673434141597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1673434141517) 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, 836717070798 + 836717070799.

It is an arithmetic number, because the mean of its divisors is an integer number (836717070799).

Almost surely, 2^{1673434141597} is an apocalyptic number.

It is an amenable number.

1673434141597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1673434141597 is an equidigital number, since it uses as much as digits as its factorization.

1673434141597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 55.

The spelling of 1673434141597 in words is "one trillion, six hundred seventy-three billion, four hundred thirty-four million, one hundred forty-one thousand, five hundred ninety-seven".