101047005 has 12 divisors (see below), whose sum is σ = 175148220. Its totient is φ = 53891712.

The previous prime is 101046977. The next prime is 101047021. The reversal of 101047005 is 500740101.

It can be written as a sum of positive squares in 2 ways, for example, as 17489124 + 83557881 = 4182^2 + 9141^2 .

It is not a de Polignac number, because 101047005 - 2⁶ = 101046941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1122700 + ... + 1122789.

It is an arithmetic number, because the mean of its divisors is an integer number (14595685).

Almost surely, 2^101047005 is an apocalyptic number.

101047005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101047005 is a deficient number, since it is larger than the sum of its proper divisors (74101215).

101047005 is a wasteful number, since it uses less digits than its factorization.

101047005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245500 (or 2245497 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 101047005 is about 10052.2139352483. The cubic root of 101047005 is about 465.7731847018.

Adding to 101047005 its reverse (500740101), we get a palindrome (601787106).

The spelling of 101047005 in words is "one hundred one million, forty-seven thousand, five".