17130056 has 8 divisors (see below), whose sum is σ = 32118870. Its totient is φ = 8565024.

The previous prime is 17130053. The next prime is 17130059. The reversal of 17130056 is 65003171.

It is an interprime number because it is at equal distance from previous prime (17130053) and next prime (17130059).

It can be written as a sum of positive squares in only one way, i.e., 16728100 + 401956 = 4090^2 + 634^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (17130053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070621 + ... + 1070636.

Almost surely, 2^17130056 is an apocalyptic number.

It is an amenable number.

17130056 is a deficient number, since it is larger than the sum of its proper divisors (14988814).

17130056 is a wasteful number, since it uses less digits than its factorization.

17130056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141263 (or 2141259 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 17130056 is about 4138.8471824893. The cubic root of 17130056 is about 257.7822010625.

The spelling of 17130056 in words is "seventeen million, one hundred thirty thousand, fifty-six".