106659057 has 4 divisors (see below), whose sum is σ = 142212080. Its totient is φ = 71106036.

The previous prime is 106659043. The next prime is 106659101. The reversal of 106659057 is 750956601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 106659057 - 2⁴ = 106659041 is a prime.

It is a super-2 number, since 2×106659057² = 22752308880258498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106659757) 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, 17776507 + ... + 17776512.

It is an arithmetic number, because the mean of its divisors is an integer number (35553020).

Almost surely, 2^106659057 is an apocalyptic number.

It is an amenable number.

106659057 is a deficient number, since it is larger than the sum of its proper divisors (35553023).

106659057 is an equidigital number, since it uses as much as digits as its factorization.

106659057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35553022.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 106659057 is about 10327.5871819123. The cubic root of 106659057 is about 474.2411625086.

The spelling of 106659057 in words is "one hundred six million, six hundred fifty-nine thousand, fifty-seven".