106196249 has 2 divisors, whose sum is σ = 106196250. Its totient is φ = 106196248.

The previous prime is 106196243. The next prime is 106196261. The reversal of 106196249 is 942691601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104857600 + 1338649 = 10240^2 + 1157^2 .

It is an emirp because it is prime and its reverse (942691601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106196249 - 2⁸ = 106195993 is a prime.

It is a super-2 number, since 2×106196249² = 22555286603340002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106196243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53098124 + 53098125.

It is an arithmetic number, because the mean of its divisors is an integer number (53098125).

Almost surely, 2^106196249 is an apocalyptic number.

It is an amenable number.

106196249 is a deficient number, since it is larger than the sum of its proper divisors (1).

106196249 is an equidigital number, since it uses as much as digits as its factorization.

106196249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 106196249 is about 10305.1564277307. The cubic root of 106196249 is about 473.5542359208.

The spelling of 106196249 in words is "one hundred six million, one hundred ninety-six thousand, two hundred forty-nine".