106518791 has 2 divisors, whose sum is σ = 106518792. Its totient is φ = 106518790.

The previous prime is 106518767. The next prime is 106518799. The reversal of 106518791 is 197815601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106518791 is a prime.

It is a super-2 number, since 2×106518791² = 22692505672203362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106518799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53259395 + 53259396.

It is an arithmetic number, because the mean of its divisors is an integer number (53259396).

Almost surely, 2^106518791 is an apocalyptic number.

106518791 is a deficient number, since it is larger than the sum of its proper divisors (1).

106518791 is an equidigital number, since it uses as much as digits as its factorization.

106518791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 38.

The square root of 106518791 is about 10320.7941070443. The cubic root of 106518791 is about 474.0331817585.

The spelling of 106518791 in words is "one hundred six million, five hundred eighteen thousand, seven hundred ninety-one".