106926389 has 2 divisors, whose sum is σ = 106926390. Its totient is φ = 106926388.

The previous prime is 106926383. The next prime is 106926397. The reversal of 106926389 is 983629601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78464164 + 28462225 = 8858^2 + 5335^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106926389 is a prime.

It is a super-2 number, since 2×106926389² = 22866505329158642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106926383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53463194 + 53463195.

It is an arithmetic number, because the mean of its divisors is an integer number (53463195).

Almost surely, 2^106926389 is an apocalyptic number.

It is an amenable number.

106926389 is a deficient number, since it is larger than the sum of its proper divisors (1).

106926389 is an equidigital number, since it uses as much as digits as its factorization.

106926389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 106926389 is about 10340.5216986378. The cubic root of 106926389 is about 474.6370472034.

The spelling of 106926389 in words is "one hundred six million, nine hundred twenty-six thousand, three hundred eighty-nine".