105197412 has 12 divisors (see below), whose sum is σ = 245460656. Its totient is φ = 35065800.

The previous prime is 105197383. The next prime is 105197441. The reversal of 105197412 is 214791501.

It is an interprime number because it is at equal distance from previous prime (105197383) and next prime (105197441).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×105197412² = 22132990982995488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105197412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4383214 + ... + 4383237.

Almost surely, 2^105197412 is an apocalyptic number.

105197412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105197412 is an abundant number, since it is smaller than the sum of its proper divisors (140263244).

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

105197412 is a wasteful number, since it uses less digits than its factorization.

105197412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766458 (or 8766456 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 105197412 is about 10256.5789618176. The cubic root of 105197412 is about 472.0648730616.

The spelling of 105197412 in words is "one hundred five million, one hundred ninety-seven thousand, four hundred twelve".