10120539 has 32 divisors (see below), whose sum is σ = 16386048. Its totient is φ = 5472000.

The previous prime is 10120519. The next prime is 10120549. The reversal of 10120539 is 93502101.

It is not a de Polignac number, because 10120539 - 2¹⁵ = 10087771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12919 + ... + 13679.

It is an arithmetic number, because the mean of its divisors is an integer number (512064).

Almost surely, 2^10120539 is an apocalyptic number.

10120539 is a deficient number, since it is larger than the sum of its proper divisors (6265509).

10120539 is a wasteful number, since it uses less digits than its factorization.

10120539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 10120539 is about 3181.2794595885. The cubic root of 10120539 is about 216.3056586549.

The spelling of 10120539 in words is "ten million, one hundred twenty thousand, five hundred thirty-nine".