17042221137 has 4 divisors (see below), whose sum is σ = 22722961520. Its totient is φ = 11361480756.

The previous prime is 17042221123. The next prime is 17042221187. The reversal of 17042221137 is 73112224071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 17042221137 - 2¹⁰ = 17042220113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17042221117) 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, 2840370187 + ... + 2840370192.

It is an arithmetic number, because the mean of its divisors is an integer number (5680740380).

Almost surely, 2^17042221137 is an apocalyptic number.

It is an amenable number.

17042221137 is a deficient number, since it is larger than the sum of its proper divisors (5680740383).

17042221137 is an equidigital number, since it uses as much as digits as its factorization.

17042221137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680740382.

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 17042221137 in words is "seventeen billion, forty-two million, two hundred twenty-one thousand, one hundred thirty-seven".