161246194 has 8 divisors (see below), whose sum is σ = 247768668. Its totient is φ = 78656640.

The previous prime is 161246167. The next prime is 161246213. The reversal of 161246194 is 491642161.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 160959969 + 286225 = 12687^2 + 535^2 .

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

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, 983127 + ... + 983290.

Almost surely, 2^161246194 is an apocalyptic number.

161246194 is a deficient number, since it is larger than the sum of its proper divisors (86522474).

161246194 is a wasteful number, since it uses less digits than its factorization.

161246194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966460.

The product of its digits is 10368, while the sum is 34.

The square root of 161246194 is about 12698.2752372123. The cubic root of 161246194 is about 544.2893343537.

The spelling of 161246194 in words is "one hundred sixty-one million, two hundred forty-six thousand, one hundred ninety-four".