106506599 has 2 divisors, whose sum is σ = 106506600. Its totient is φ = 106506598.

The previous prime is 106506593. The next prime is 106506601. The reversal of 106506599 is 995605601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106506599 - 2¹² = 106502503 is a prime.

It is a super-2 number, since 2×106506599² = 22687311261093602, which contains 22 as substring.

Together with 106506601, 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 (106506593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53253299 + 53253300.

It is an arithmetic number, because the mean of its divisors is an integer number (53253300).

Almost surely, 2^106506599 is an apocalyptic number.

106506599 is a deficient number, since it is larger than the sum of its proper divisors (1).

106506599 is an equidigital number, since it uses as much as digits as its factorization.

106506599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 41.

The square root of 106506599 is about 10320.2034379173. The cubic root of 106506599 is about 474.0150953313.

The spelling of 106506599 in words is "one hundred six million, five hundred six thousand, five hundred ninety-nine".