106781299 has 2 divisors, whose sum is σ = 106781300. Its totient is φ = 106781298.

The previous prime is 106781291. The next prime is 106781347. The reversal of 106781299 is 992187601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106781299 - 2³ = 106781291 is a prime.

It is a super-2 number, since 2×106781299² = 22804491632254802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106781291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53390649 + 53390650.

It is an arithmetic number, because the mean of its divisors is an integer number (53390650).

Almost surely, 2^106781299 is an apocalyptic number.

106781299 is a deficient number, since it is larger than the sum of its proper divisors (1).

106781299 is an equidigital number, since it uses as much as digits as its factorization.

106781299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 106781299 is about 10333.5037136491. The cubic root of 106781299 is about 474.4222693507.

The spelling of 106781299 in words is "one hundred six million, seven hundred eighty-one thousand, two hundred ninety-nine".