106550251 has 2 divisors, whose sum is σ = 106550252. Its totient is φ = 106550250.

The previous prime is 106550221. The next prime is 106550261. The reversal of 106550251 is 152055601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106550251 - 2¹⁵ = 106517483 is a prime.

It is a super-2 number, since 2×106550251² = 22705911976326002, which contains 22 as substring.

It is equal to p_6116533 and since 106550251 and 6116533 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (106550221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53275125 + 53275126.

It is an arithmetic number, because the mean of its divisors is an integer number (53275126).

Almost surely, 2^106550251 is an apocalyptic number.

106550251 is a deficient number, since it is larger than the sum of its proper divisors (1).

106550251 is an equidigital number, since it uses as much as digits as its factorization.

106550251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 106550251 is about 10322.3181020544. The cubic root of 106550251 is about 474.0798452496.

The spelling of 106550251 in words is "one hundred six million, five hundred fifty thousand, two hundred fifty-one".