13335993 has 12 divisors (see below), whose sum is σ = 21014448. Its totient is φ = 8082360.

The previous prime is 13335989. The next prime is 13335997. The reversal of 13335993 is 39953331.

It is an interprime number because it is at equal distance from previous prime (13335989) and next prime (13335997).

It is not a de Polignac number, because 13335993 - 2² = 13335989 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13335997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67255 + ... + 67452.

It is an arithmetic number, because the mean of its divisors is an integer number (1751204).

Almost surely, 2^13335993 is an apocalyptic number.

It is an amenable number.

13335993 is a deficient number, since it is larger than the sum of its proper divisors (7678455).

13335993 is a wasteful number, since it uses less digits than its factorization.

13335993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134724 (or 134721 counting only the distinct ones).

The product of its digits is 32805, while the sum is 36.

The square root of 13335993 is about 3651.8478883984. The cubic root of 13335993 is about 237.1419861687.

The spelling of 13335993 in words is "thirteen million, three hundred thirty-five thousand, nine hundred ninety-three".