196210507 has 2 divisors, whose sum is σ = 196210508. Its totient is φ = 196210506.

The previous prime is 196210489. The next prime is 196210513. The reversal of 196210507 is 705012691.

It is a strong prime.

It is an emirp because it is prime and its reverse (705012691) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196210507 is a prime.

It is not a weakly prime, because it can be changed into another prime (196210307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98105253 + 98105254.

It is an arithmetic number, because the mean of its divisors is an integer number (98105254).

Almost surely, 2^196210507 is an apocalyptic number.

196210507 is a deficient number, since it is larger than the sum of its proper divisors (1).

196210507 is an equidigital number, since it uses as much as digits as its factorization.

196210507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 196210507 is about 14007.5160895856. The cubic root of 196210507 is about 581.0864564438.

The spelling of 196210507 in words is "one hundred ninety-six million, two hundred ten thousand, five hundred seven".