106523042 has 4 divisors (see below), whose sum is σ = 159784566. Its totient is φ = 53261520.

The previous prime is 106523029. The next prime is 106523077. The reversal of 106523042 is 240325601.

It is a Cunningham number, because it is equal to 10321²+1.

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., 106523041 + 1 = 10321^2 + 1^2 .

It is a super-2 number, since 2×106523042² = 22694316953867528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106522999 and 106523017.

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, 26630759 + ... + 26630762.

Almost surely, 2^106523042 is an apocalyptic number.

106523042 is a deficient number, since it is larger than the sum of its proper divisors (53261524).

106523042 is an equidigital number, since it uses as much as digits as its factorization.

106523042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53261523.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 106523042 is about 10321.0000484449. Note that the first 4 decimals coincide. The cubic root of 106523042 is about 474.0394876513.

Adding to 106523042 its reverse (240325601), we get a palindrome (346848643).

The spelling of 106523042 in words is "one hundred six million, five hundred twenty-three thousand, forty-two".