196668603 has 6 divisors (see below), whose sum is σ = 284076884. Its totient is φ = 131112396.

The previous prime is 196668599. The next prime is 196668613. The reversal of 196668603 is 306866691.

It is not a de Polignac number, because 196668603 - 2² = 196668599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196668613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10926025 + ... + 10926042.

Almost surely, 2^196668603 is an apocalyptic number.

196668603 is a deficient number, since it is larger than the sum of its proper divisors (87408281).

196668603 is a wasteful number, since it uses less digits than its factorization.

196668603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21852073 (or 21852070 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 196668603 is about 14023.8583492561. The cubic root of 196668603 is about 581.5383290978.

The spelling of 196668603 in words is "one hundred ninety-six million, six hundred sixty-eight thousand, six hundred three".