10539513 has 6 divisors (see below), whose sum is σ = 15223754. Its totient is φ = 7026336.

The previous prime is 10539511. The next prime is 10539523. The reversal of 10539513 is 31593501.

10539513 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8982009 + 1557504 = 2997^2 + 1248^2 .

It is not a de Polignac number, because 10539513 - 2¹ = 10539511 is a prime.

It is a super-2 number, since 2×10539513² = 222162668554338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10539511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 585520 + ... + 585537.

Almost surely, 2^10539513 is an apocalyptic number.

It is an amenable number.

10539513 is a deficient number, since it is larger than the sum of its proper divisors (4684241).

10539513 is a wasteful number, since it uses less digits than its factorization.

10539513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171063 (or 1171060 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 27.

The square root of 10539513 is about 3246.4616122788. The cubic root of 10539513 is about 219.2502924300.

The spelling of 10539513 in words is "ten million, five hundred thirty-nine thousand, five hundred thirteen".