101266005 has 8 divisors (see below), whose sum is σ = 162025632. Its totient is φ = 54008528.

The previous prime is 101266001. The next prime is 101266021. The reversal of 101266005 is 500662101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101266005 - 2² = 101266001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101266001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3375519 + ... + 3375548.

It is an arithmetic number, because the mean of its divisors is an integer number (20253204).

Almost surely, 2^101266005 is an apocalyptic number.

101266005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101266005 is a deficient number, since it is larger than the sum of its proper divisors (60759627).

101266005 is an equidigital number, since it uses as much as digits as its factorization.

101266005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6751075.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 101266005 is about 10063.1011621667. The cubic root of 101266005 is about 466.1094332442.

The spelling of 101266005 in words is "one hundred one million, two hundred sixty-six thousand, five".