10539993 has 8 divisors (see below), whose sum is σ = 14396256. Its totient is φ = 6855200.

The previous prime is 10539979. The next prime is 10540001. The reversal of 10539993 is 39993501.

10539993 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 is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10539993 - 2⁵ = 10539961 is a prime.

It is a super-2 number, since 2×10539993² = 222182904880098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10539293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42723 + ... + 42968.

It is an arithmetic number, because the mean of its divisors is an integer number (1799532).

Almost surely, 2^10539993 is an apocalyptic number.

It is an amenable number.

10539993 is a deficient number, since it is larger than the sum of its proper divisors (3856263).

10539993 is an equidigital number, since it uses as much as digits as its factorization.

10539993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85735.

The product of its (nonzero) digits is 32805, while the sum is 39.

The square root of 10539993 is about 3246.5355380775. The cubic root of 10539993 is about 219.2536208109.

The spelling of 10539993 in words is "ten million, five hundred thirty-nine thousand, nine hundred ninety-three".