106347749 has 2 divisors, whose sum is σ = 106347750. Its totient is φ = 106347748.

The previous prime is 106347739. The next prime is 106347751. The reversal of 106347749 is 947743601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95687524 + 10660225 = 9782^2 + 3265^2 .

It is a cyclic number.

It is not a de Polignac number, because 106347749 - 2¹⁶ = 106282213 is a prime.

It is a super-2 number, since 2×106347749² = 22619687434734002, which contains 22 as substring.

Together with 106347751, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106347719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53173874 + 53173875.

It is an arithmetic number, because the mean of its divisors is an integer number (53173875).

Almost surely, 2^106347749 is an apocalyptic number.

It is an amenable number.

106347749 is a deficient number, since it is larger than the sum of its proper divisors (1).

106347749 is an equidigital number, since it uses as much as digits as its factorization.

106347749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 106347749 is about 10312.5044969687. The cubic root of 106347749 is about 473.7793203844.

The spelling of 106347749 in words is "one hundred six million, three hundred forty-seven thousand, seven hundred forty-nine".