171404313 has 16 divisors (see below), whose sum is σ = 240446976. Its totient is φ = 108466560.

The previous prime is 171404309. The next prime is 171404323. The reversal of 171404313 is 313404171.

171404313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 171404313 - 2² = 171404309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (171404323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14281 + ... + 23382.

It is an arithmetic number, because the mean of its divisors is an integer number (15027936).

Almost surely, 2^171404313 is an apocalyptic number.

It is an amenable number.

171404313 is a deficient number, since it is larger than the sum of its proper divisors (69042663).

171404313 is a wasteful number, since it uses less digits than its factorization.

171404313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37744.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 171404313 is about 13092.1469973416. The cubic root of 171404313 is about 555.4870199559.

Adding to 171404313 its reverse (313404171), we get a palindrome (484808484).

The spelling of 171404313 in words is "one hundred seventy-one million, four hundred four thousand, three hundred thirteen".