106551199 has 2 divisors, whose sum is σ = 106551200. Its totient is φ = 106551198.

The previous prime is 106551197. The next prime is 106551271. The reversal of 106551199 is 991155601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106551199 - 2¹ = 106551197 is a prime.

It is a super-2 number, since 2×106551199² = 22706316016675202, which contains 22 as substring.

Together with 106551197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106551197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53275599 + 53275600.

It is an arithmetic number, because the mean of its divisors is an integer number (53275600).

Almost surely, 2^106551199 is an apocalyptic number.

106551199 is a deficient number, since it is larger than the sum of its proper divisors (1).

106551199 is an equidigital number, since it uses as much as digits as its factorization.

106551199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 37.

The square root of 106551199 is about 10322.3640218702. The cubic root of 106551199 is about 474.0812512414.

The spelling of 106551199 in words is "one hundred six million, five hundred fifty-one thousand, one hundred ninety-nine".