196537963 has 2 divisors, whose sum is σ = 196537964. Its totient is φ = 196537962.

The previous prime is 196537949. The next prime is 196537987. The reversal of 196537963 is 369735691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196537963 - 2¹³ = 196529771 is a prime.

It is not a weakly prime, because it can be changed into another prime (196537903) 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, 98268981 + 98268982.

It is an arithmetic number, because the mean of its divisors is an integer number (98268982).

Almost surely, 2^196537963 is an apocalyptic number.

196537963 is a deficient number, since it is larger than the sum of its proper divisors (1).

196537963 is an equidigital number, since it uses as much as digits as its factorization.

196537963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 918540, while the sum is 49.

The square root of 196537963 is about 14019.1997988473. The cubic root of 196537963 is about 581.4095354584.

The spelling of 196537963 in words is "one hundred ninety-six million, five hundred thirty-seven thousand, nine hundred sixty-three".