105195946 has 4 divisors (see below), whose sum is σ = 157793922. Its totient is φ = 52597972.

The previous prime is 105195941. The next prime is 105195971. The reversal of 105195946 is 649591501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65367225 + 39828721 = 8085^2 + 6311^2 .

It is a super-2 number, since 2×105195946² = 22132374109669832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105195899 and 105195908.

It is not an unprimeable number, because it can be changed into a prime (105195941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26298985 + ... + 26298988.

Almost surely, 2^105195946 is an apocalyptic number.

105195946 is a deficient number, since it is larger than the sum of its proper divisors (52597976).

105195946 is an equidigital number, since it uses as much as digits as its factorization.

105195946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52597975.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 105195946 is about 10256.5074952442. The cubic root of 105195946 is about 472.0626801993.

The spelling of 105195946 in words is "one hundred five million, one hundred ninety-five thousand, nine hundred forty-six".