161453353 has 8 divisors (see below), whose sum is σ = 174283200. Its totient is φ = 149107728.

The previous prime is 161453321. The next prime is 161453359. The reversal of 161453353 is 353354161.

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 161453353 - 2⁵ = 161453321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161453359) 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, 120363 + ... + 121696.

It is an arithmetic number, because the mean of its divisors is an integer number (21785400).

Almost surely, 2^161453353 is an apocalyptic number.

It is an amenable number.

161453353 is a deficient number, since it is larger than the sum of its proper divisors (12829847).

161453353 is a wasteful number, since it uses less digits than its factorization.

161453353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242111.

The product of its digits is 16200, while the sum is 31.

The square root of 161453353 is about 12706.4295929266. The cubic root of 161453353 is about 544.5223242087.

The spelling of 161453353 in words is "one hundred sixty-one million, four hundred fifty-three thousand, three hundred fifty-three".