13539001 has 8 divisors (see below), whose sum is σ = 16287680. Its totient is φ = 10993968.

The previous prime is 13538989. The next prime is 13539013. The reversal of 13539001 is 10093531.

It is an interprime number because it is at equal distance from previous prime (13538989) and next prime (13539013).

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

It is a cyclic number.

It is not a de Polignac number, because 13539001 - 2¹³ = 13530809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13539101) 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, 50766 + ... + 51031.

It is an arithmetic number, because the mean of its divisors is an integer number (2035960).

Almost surely, 2^13539001 is an apocalyptic number.

It is an amenable number.

13539001 is a deficient number, since it is larger than the sum of its proper divisors (2748679).

13539001 is a wasteful number, since it uses less digits than its factorization.

13539001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101823.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 13539001 is about 3679.5381503662. The cubic root of 13539001 is about 238.3392344810.

The spelling of 13539001 in words is "thirteen million, five hundred thirty-nine thousand, one".