10071247 has 4 divisors (see below), whose sum is σ = 10138096. Its totient is φ = 10004400.

The previous prime is 10071233. The next prime is 10071253. The reversal of 10071247 is 74217001.

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

It is a cyclic number.

It is not a de Polignac number, because 10071247 - 2⁷ = 10071119 is a prime.

It is a super-2 number, since 2×10071247² = 202860032270018, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10071277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33198 + ... + 33499.

It is an arithmetic number, because the mean of its divisors is an integer number (2534524).

Almost surely, 2^10071247 is an apocalyptic number.

10071247 is a deficient number, since it is larger than the sum of its proper divisors (66849).

10071247 is an equidigital number, since it uses as much as digits as its factorization.

10071247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66848.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 10071247 is about 3173.5228059682. The cubic root of 10071247 is about 215.9539153512.

Adding to 10071247 its reverse (74217001), we get a palindrome (84288248).

The spelling of 10071247 in words is "ten million, seventy-one thousand, two hundred forty-seven".