196149827 has 2 divisors, whose sum is σ = 196149828. Its totient is φ = 196149826.

The previous prime is 196149769. The next prime is 196149851. The reversal of 196149827 is 728941691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196149827 - 2²² = 191955523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (196149227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98074913 + 98074914.

It is an arithmetic number, because the mean of its divisors is an integer number (98074914).

Almost surely, 2^196149827 is an apocalyptic number.

196149827 is a deficient number, since it is larger than the sum of its proper divisors (1).

196149827 is an equidigital number, since it uses as much as digits as its factorization.

196149827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 47.

The square root of 196149827 is about 14005.3499420757. The cubic root of 196149827 is about 581.0265480624.

The spelling of 196149827 in words is "one hundred ninety-six million, one hundred forty-nine thousand, eight hundred twenty-seven".