106551172291 has 2 divisors, whose sum is σ = 106551172292. Its totient is φ = 106551172290.

The previous prime is 106551172283. The next prime is 106551172337. The reversal of 106551172291 is 192271155601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106551172291 - 2³ = 106551172283 is a prime.

It is a super-2 number, since 2×106551172291² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106551152291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53275586145 + 53275586146.

It is an arithmetic number, because the mean of its divisors is an integer number (53275586146).

Almost surely, 2^106551172291 is an apocalyptic number.

106551172291 is a deficient number, since it is larger than the sum of its proper divisors (1).

106551172291 is an equidigital number, since it uses as much as digits as its factorization.

106551172291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 40.

The spelling of 106551172291 in words is "one hundred six billion, five hundred fifty-one million, one hundred seventy-two thousand, two hundred ninety-one".