196459651 has 2 divisors, whose sum is σ = 196459652. Its totient is φ = 196459650.

The previous prime is 196459631. The next prime is 196459657. The reversal of 196459651 is 156954691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196459651 - 2⁵ = 196459619 is a prime.

It is not a weakly prime, because it can be changed into another prime (196459657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98229825 + 98229826.

It is an arithmetic number, because the mean of its divisors is an integer number (98229826).

Almost surely, 2^196459651 is an apocalyptic number.

196459651 is a deficient number, since it is larger than the sum of its proper divisors (1).

196459651 is an equidigital number, since it uses as much as digits as its factorization.

196459651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 291600, while the sum is 46.

The square root of 196459651 is about 14016.4064938200. The cubic root of 196459651 is about 581.3323028945.

The spelling of 196459651 in words is "one hundred ninety-six million, four hundred fifty-nine thousand, six hundred fifty-one".