10715021 has 2 divisors, whose sum is σ = 10715022. Its totient is φ = 10715020.

The previous prime is 10715017. The next prime is 10715053. The reversal of 10715021 is 12051701.

10715021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5470921 + 5244100 = 2339^2 + 2290^2 .

It is a cyclic number.

It is not a de Polignac number, because 10715021 - 2² = 10715017 is a prime.

It is a super-2 number, since 2×10715021² = 229623350060882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10715921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5357510 + 5357511.

It is an arithmetic number, because the mean of its divisors is an integer number (5357511).

Almost surely, 2^10715021 is an apocalyptic number.

It is an amenable number.

10715021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10715021 is an equidigital number, since it uses as much as digits as its factorization.

10715021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70, while the sum is 17.

The square root of 10715021 is about 3273.3806683611. The cubic root of 10715021 is about 220.4606120824.

Adding to 10715021 its reverse (12051701), we get a palindrome (22766722).

The spelling of 10715021 in words is "ten million, seven hundred fifteen thousand, twenty-one".