10534521 has 4 divisors (see below), whose sum is σ = 14046032. Its totient is φ = 7023012.

The previous prime is 10534507. The next prime is 10534547. The reversal of 10534521 is 12543501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-10534521 is a prime.

It is a super-2 number, since 2×10534521² = 221952265398882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10534501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755751 + ... + 1755756.

It is an arithmetic number, because the mean of its divisors is an integer number (3511508).

Almost surely, 2^10534521 is an apocalyptic number.

It is an amenable number.

10534521 is a deficient number, since it is larger than the sum of its proper divisors (3511511).

10534521 is an equidigital number, since it uses as much as digits as its factorization.

10534521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511510.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 10534521 is about 3245.6926841585. The cubic root of 10534521 is about 219.2156712760.

The spelling of 10534521 in words is "ten million, five hundred thirty-four thousand, five hundred twenty-one".