106142342 has 4 divisors (see below), whose sum is σ = 159213516. Its totient is φ = 53071170.

The previous prime is 106142321. The next prime is 106142353. The reversal of 106142342 is 243241601.

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

It is a super-2 number, since 2×106142342² = 22532393530489928, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 26535584 + ... + 26535587.

It is an arithmetic number, because the mean of its divisors is an integer number (39803379).

Almost surely, 2^106142342 is an apocalyptic number.

106142342 is a deficient number, since it is larger than the sum of its proper divisors (53071174).

106142342 is an equidigital number, since it uses as much as digits as its factorization.

106142342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53071173.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 106142342 is about 10302.5405604637. The cubic root of 106142342 is about 473.4740943303.

Adding to 106142342 its reverse (243241601), we get a palindrome (349383943).

The spelling of 106142342 in words is "one hundred six million, one hundred forty-two thousand, three hundred forty-two".