196973117 has 6 divisors (see below), whose sum is σ = 216507774. Its totient is φ = 179066360.

The previous prime is 196973111. The next prime is 196973141. The reversal of 196973117 is 711379691.

It can be written as a sum of positive squares in only one way, i.e., 134420836 + 62552281 = 11594^2 + 7909^2 .

It is a de Polignac number, because none of the positive numbers 2^k-196973117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196973111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 813818 + ... + 814059.

It is an arithmetic number, because the mean of its divisors is an integer number (36084629).

Almost surely, 2^196973117 is an apocalyptic number.

It is an amenable number.

196973117 is a deficient number, since it is larger than the sum of its proper divisors (19534657).

196973117 is a wasteful number, since it uses less digits than its factorization.

196973117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627899 (or 1627888 counting only the distinct ones).

The product of its digits is 71442, while the sum is 44.

The square root of 196973117 is about 14034.7111477223. The cubic root of 196973117 is about 581.8383180819.

The spelling of 196973117 in words is "one hundred ninety-six million, nine hundred seventy-three thousand, one hundred seventeen".