161416093 has 16 divisors (see below), whose sum is σ = 171383040. Its totient is φ = 151723264.

The previous prime is 161416063. The next prime is 161416121. The reversal of 161416093 is 390614161.

It is a cyclic number.

It is not a de Polignac number, because 161416093 - 2²¹ = 159318941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161416033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449448 + ... + 449806.

It is an arithmetic number, because the mean of its divisors is an integer number (10711440).

Almost surely, 2^161416093 is an apocalyptic number.

It is an amenable number.

161416093 is a deficient number, since it is larger than the sum of its proper divisors (9966947).

161416093 is a wasteful number, since it uses less digits than its factorization.

161416093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 161416093 is about 12704.9633214740. The cubic root of 161416093 is about 544.4804329289.

The spelling of 161416093 in words is "one hundred sixty-one million, four hundred sixteen thousand, ninety-three".