161303334 has 16 divisors (see below), whose sum is σ = 324744960. Its totient is φ = 53411400.

The previous prime is 161303299. The next prime is 161303339. The reversal of 161303334 is 433303161.

161303334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161303339) 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, 88114 + ... + 89925.

It is an arithmetic number, because the mean of its divisors is an integer number (20296560).

Almost surely, 2^161303334 is an apocalyptic number.

161303334 is an abundant number, since it is smaller than the sum of its proper divisors (163441626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161303334 is a wasteful number, since it uses less digits than its factorization.

161303334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178195.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 161303334 is about 12700.5249497806. The cubic root of 161303334 is about 544.3536191158.

Adding to 161303334 its reverse (433303161), we get a palindrome (594606495).

The spelling of 161303334 in words is "one hundred sixty-one million, three hundred three thousand, three hundred thirty-four".