106243393 has 2 divisors, whose sum is σ = 106243394. Its totient is φ = 106243392.

The previous prime is 106243369. The next prime is 106243427. The reversal of 106243393 is 393342601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78712384 + 27531009 = 8872^2 + 5247^2 .

It is a cyclic number.

It is not a de Polignac number, because 106243393 - 2⁹ = 106242881 is a prime.

It is a super-2 number, since 2×106243393² = 22575317112304898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106243493) 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, 53121696 + 53121697.

It is an arithmetic number, because the mean of its divisors is an integer number (53121697).

Almost surely, 2^106243393 is an apocalyptic number.

It is an amenable number.

106243393 is a deficient number, since it is larger than the sum of its proper divisors (1).

106243393 is an equidigital number, since it uses as much as digits as its factorization.

106243393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 106243393 is about 10307.4435724868. The cubic root of 106243393 is about 473.6243009757.

Adding to 106243393 its reverse (393342601), we get a palindrome (499585994).

The spelling of 106243393 in words is "one hundred six million, two hundred forty-three thousand, three hundred ninety-three".