106055261 has 4 divisors (see below), whose sum is σ = 114213372. Its totient is φ = 97897152.

The previous prime is 106055251. The next prime is 106055263. The reversal of 106055261 is 162550601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6175225 + 99880036 = 2485^2 + 9994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106055261 is a prime.

It is a super-2 number, since 2×106055261² = 22495436771556242, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 106055261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106055263) 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 in 3 ways as a sum of consecutive naturals, for example, 4079036 + ... + 4079061.

It is an arithmetic number, because the mean of its divisors is an integer number (28553343).

Almost surely, 2^106055261 is an apocalyptic number.

It is an amenable number.

106055261 is a deficient number, since it is larger than the sum of its proper divisors (8158111).

106055261 is an equidigital number, since it uses as much as digits as its factorization.

106055261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8158110.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 106055261 is about 10298.3135027052. The cubic root of 106055261 is about 473.3445768120.

The spelling of 106055261 in words is "one hundred six million, fifty-five thousand, two hundred sixty-one".