161104773 has 8 divisors (see below), whose sum is σ = 222213600. Its totient is φ = 103699568.

The previous prime is 161104729. The next prime is 161104807. The reversal of 161104773 is 377401161.

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 161104773 - 2⁶ = 161104709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 161104773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161104373) 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, 925803 + ... + 925976.

It is an arithmetic number, because the mean of its divisors is an integer number (27776700).

Almost surely, 2^161104773 is an apocalyptic number.

It is an amenable number.

161104773 is a deficient number, since it is larger than the sum of its proper divisors (61108827).

161104773 is a wasteful number, since it uses less digits than its factorization.

161104773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851811.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 161104773 is about 12692.7055035560. The cubic root of 161104773 is about 544.1301647958.

The spelling of 161104773 in words is "one hundred sixty-one million, one hundred four thousand, seven hundred seventy-three".