675196493 has 2 divisors, whose sum is σ = 675196494. Its totient is φ = 675196492.

The previous prime is 675196477. The next prime is 675196507. The reversal of 675196493 is 394691576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 627903364 + 47293129 = 25058^2 + 6877^2 .

It is a cyclic number.

It is not a de Polignac number, because 675196493 - 2⁴ = 675196477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675196393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337598246 + 337598247.

It is an arithmetic number, because the mean of its divisors is an integer number (337598247).

Almost surely, 2^675196493 is an apocalyptic number.

It is an amenable number.

675196493 is a deficient number, since it is larger than the sum of its proper divisors (1).

675196493 is an equidigital number, since it uses as much as digits as its factorization.

675196493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 50.

The square root of 675196493 is about 25984.5433479213. The cubic root of 675196493 is about 877.2904315788.

The spelling of 675196493 in words is "six hundred seventy-five million, one hundred ninety-six thousand, four hundred ninety-three".