161336353 has 16 divisors (see below), whose sum is σ = 176480640. Its totient is φ = 146966400.

The previous prime is 161336339. The next prime is 161336359. The reversal of 161336353 is 353633161.

It is a cyclic number.

It is not a de Polignac number, because 161336353 - 2¹⁷ = 161205281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161336359) 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 15 ways as a sum of consecutive naturals, for example, 53851 + ... + 56767.

It is an arithmetic number, because the mean of its divisors is an integer number (11030040).

Almost surely, 2^161336353 is an apocalyptic number.

It is an amenable number.

161336353 is a deficient number, since it is larger than the sum of its proper divisors (15144287).

161336353 is a wasteful number, since it uses less digits than its factorization.

161336353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048.

The product of its digits is 14580, while the sum is 31.

The square root of 161336353 is about 12701.8247901630. The cubic root of 161336353 is about 544.3907598770.

The spelling of 161336353 in words is "one hundred sixty-one million, three hundred thirty-six thousand, three hundred fifty-three".