161354326 has 16 divisors (see below), whose sum is σ = 277853184. Its totient is φ = 68840424.

The previous prime is 161354273. The next prime is 161354339. The reversal of 161354326 is 623453161.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22720 + ... + 28963.

It is an arithmetic number, because the mean of its divisors is an integer number (17365824).

Almost surely, 2^161354326 is an apocalyptic number.

161354326 is a deficient number, since it is larger than the sum of its proper divisors (116498858).

161354326 is a wasteful number, since it uses less digits than its factorization.

161354326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51915.

The product of its digits is 12960, while the sum is 31.

The square root of 161354326 is about 12702.5322672292. The cubic root of 161354326 is about 544.4109743165.

The spelling of 161354326 in words is "one hundred sixty-one million, three hundred fifty-four thousand, three hundred twenty-six".