105742126 has 8 divisors (see below), whose sum is σ = 181272240. Its totient is φ = 45318048.

The previous prime is 105742121. The next prime is 105742181. The reversal of 105742126 is 621247501.

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

It is a super-2 number, since 2×105742126² = 22362794421999752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105742094 and 105742103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105742121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3776491 + ... + 3776518.

It is an arithmetic number, because the mean of its divisors is an integer number (22659030).

Almost surely, 2^105742126 is an apocalyptic number.

105742126 is a deficient number, since it is larger than the sum of its proper divisors (75530114).

105742126 is an equidigital number, since it uses as much as digits as its factorization.

105742126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7553018.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 105742126 is about 10283.0990464937. The cubic root of 105742126 is about 472.8782574312.

Adding to 105742126 its reverse (621247501), we get a palindrome (726989627).

The spelling of 105742126 in words is "one hundred five million, seven hundred forty-two thousand, one hundred twenty-six".