161069394 has 8 divisors (see below), whose sum is σ = 322138800. Its totient is φ = 53689796.

The previous prime is 161069369. The next prime is 161069413. The reversal of 161069394 is 493960161.

161069394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

161069394 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13422444 + ... + 13422455.

It is an arithmetic number, because the mean of its divisors is an integer number (40267350).

Almost surely, 2^161069394 is an apocalyptic number.

161069394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

161069394 is a wasteful number, since it uses less digits than its factorization.

161069394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26844904.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 161069394 is about 12691.3117525337. The cubic root of 161069394 is about 544.0903311106.

The spelling of 161069394 in words is "one hundred sixty-one million, sixty-nine thousand, three hundred ninety-four".