161416334 has 4 divisors (see below), whose sum is σ = 242124504. Its totient is φ = 80708166.

The previous prime is 161416313. The next prime is 161416357. The reversal of 161416334 is 433614161.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 161416297 and 161416306.

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 as a sum of consecutive naturals, namely, 40354082 + ... + 40354085.

It is an arithmetic number, because the mean of its divisors is an integer number (60531126).

Almost surely, 2^161416334 is an apocalyptic number.

161416334 is a deficient number, since it is larger than the sum of its proper divisors (80708170).

161416334 is an equidigital number, since it uses as much as digits as its factorization.

161416334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80708169.

The product of its digits is 5184, while the sum is 29.

The square root of 161416334 is about 12704.9728059528. The cubic root of 161416334 is about 544.4807039050.

The spelling of 161416334 in words is "one hundred sixty-one million, four hundred sixteen thousand, three hundred thirty-four".