171357913 has 8 divisors (see below), whose sum is σ = 173739456. Its totient is φ = 168990000.

The previous prime is 171357871. The next prime is 171357973. The reversal of 171357913 is 319753171.

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 171357913 - 2¹³ = 171349721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (171357973) 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, 23338 + ... + 29788.

It is an arithmetic number, because the mean of its divisors is an integer number (21717432).

Almost surely, 2^171357913 is an apocalyptic number.

It is an amenable number.

171357913 is a deficient number, since it is larger than the sum of its proper divisors (2381543).

171357913 is a wasteful number, since it uses less digits than its factorization.

171357913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6815.

The product of its digits is 19845, while the sum is 37.

The square root of 171357913 is about 13090.3748227467. The cubic root of 171357913 is about 555.4368910659.

The spelling of 171357913 in words is "one hundred seventy-one million, three hundred fifty-seven thousand, nine hundred thirteen".