17139039 has 4 divisors (see below), whose sum is σ = 22852056. Its totient is φ = 11426024.

The previous prime is 17139037. The next prime is 17139053. The reversal of 17139039 is 93093171.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 17139039 - 2¹ = 17139037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17139037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2856504 + ... + 2856509.

It is an arithmetic number, because the mean of its divisors is an integer number (5713014).

Almost surely, 2^17139039 is an apocalyptic number.

17139039 is a deficient number, since it is larger than the sum of its proper divisors (5713017).

17139039 is an equidigital number, since it uses as much as digits as its factorization.

17139039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5713016.

The product of its (nonzero) digits is 5103, while the sum is 33.

The square root of 17139039 is about 4139.9322458224. The cubic root of 17139039 is about 257.8272535102.

The spelling of 17139039 in words is "seventeen million, one hundred thirty-nine thousand, thirty-nine".