10241521 has 4 divisors (see below), whose sum is σ = 10278772. Its totient is φ = 10204272.

The previous prime is 10241507. The next prime is 10241527. The reversal of 10241521 is 12514201.

10241521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1860496 + 8381025 = 1364^2 + 2895^2 .

It is a cyclic number.

It is not a de Polignac number, because 10241521 - 2¹¹ = 10239473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10241495 and 10241504.

It is not an unprimeable number, because it can be changed into a prime (10241527) 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, 18210 + ... + 18763.

It is an arithmetic number, because the mean of its divisors is an integer number (2569693).

Almost surely, 2^10241521 is an apocalyptic number.

It is an amenable number.

10241521 is a deficient number, since it is larger than the sum of its proper divisors (37251).

10241521 is an equidigital number, since it uses as much as digits as its factorization.

10241521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37250.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 10241521 is about 3200.2376474256. The cubic root of 10241521 is about 217.1641604338.

Adding to 10241521 its reverse (12514201), we get a palindrome (22755722).

It can be divided in two parts, 1024 and 1521, that multiplied together give a square (1557504 = 1248²).

The spelling of 10241521 in words is "ten million, two hundred forty-one thousand, five hundred twenty-one".