161713324 has 12 divisors (see below), whose sum is σ = 283739904. Its totient is φ = 80644784.

The previous prime is 161713303. The next prime is 161713327. The reversal of 161713324 is 423317161.

It is a junction number, because it is equal to n+sod(n) for n = 161713292 and 161713301.

It is not an unprimeable number, because it can be changed into a prime (161713327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51247 + ... + 54310.

It is an arithmetic number, because the mean of its divisors is an integer number (23644992).

Almost surely, 2^161713324 is an apocalyptic number.

It is an amenable number.

161713324 is a deficient number, since it is larger than the sum of its proper divisors (122026580).

161713324 is a wasteful number, since it uses less digits than its factorization.

161713324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105944 (or 105942 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 161713324 is about 12716.6553778893. The cubic root of 161713324 is about 544.8144294283.

It can be divided in two parts, 1617 and 13324, that added together give a palindrome (14941).

The spelling of 161713324 in words is "one hundred sixty-one million, seven hundred thirteen thousand, three hundred twenty-four".