105161996 has 12 divisors (see below), whose sum is σ = 186251352. Its totient is φ = 51947328.

The previous prime is 105161977. The next prime is 105162019. The reversal of 105161996 is 699161501.

It is a happy number.

It is a super-2 number, since 2×105161996² = 22118090805408032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 158045 + ... + 158708.

It is an arithmetic number, because the mean of its divisors is an integer number (15520946).

Almost surely, 2^105161996 is an apocalyptic number.

It is an amenable number.

105161996 is a deficient number, since it is larger than the sum of its proper divisors (81089356).

105161996 is a wasteful number, since it uses less digits than its factorization.

105161996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316840 (or 316838 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 105161996 is about 10254.8523148800. The cubic root of 105161996 is about 472.0118916376.

The spelling of 105161996 in words is "one hundred five million, one hundred sixty-one thousand, nine hundred ninety-six".