196019983 has 2 divisors, whose sum is σ = 196019984. Its totient is φ = 196019982.

The previous prime is 196019977. The next prime is 196020049. The reversal of 196019983 is 389910691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196019983 - 2⁵ = 196019951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196019963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98009991 + 98009992.

It is an arithmetic number, because the mean of its divisors is an integer number (98009992).

Almost surely, 2^196019983 is an apocalyptic number.

196019983 is a deficient number, since it is larger than the sum of its proper divisors (1).

196019983 is an equidigital number, since it uses as much as digits as its factorization.

196019983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 46.

The square root of 196019983 is about 14000.7136603817. The cubic root of 196019983 is about 580.8983136660.

It can be divided in two parts, 19601 and 9983, that added together give a square (29584 = 172²).

The spelling of 196019983 in words is "one hundred ninety-six million, nineteen thousand, nine hundred eighty-three".