106858959 has 4 divisors (see below), whose sum is σ = 142478616. Its totient is φ = 71239304.

The previous prime is 106858949. The next prime is 106858963. The reversal of 106858959 is 959858601.

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

It is a cyclic number.

It is not a de Polignac number, because 106858959 - 2¹² = 106854863 is a prime.

It is a super-2 number, since 2×106858959² = 22837674237127362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106858949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17809824 + ... + 17809829.

It is an arithmetic number, because the mean of its divisors is an integer number (35619654).

Almost surely, 2^106858959 is an apocalyptic number.

106858959 is a deficient number, since it is larger than the sum of its proper divisors (35619657).

106858959 is an equidigital number, since it uses as much as digits as its factorization.

106858959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35619656.

The product of its (nonzero) digits is 777600, while the sum is 51.

The square root of 106858959 is about 10337.2607106525. The cubic root of 106858959 is about 474.5372542325.

The spelling of 106858959 in words is "one hundred six million, eight hundred fifty-eight thousand, nine hundred fifty-nine".