106166787 has 8 divisors (see below), whose sum is σ = 142003536. Its totient is φ = 70553952.

The previous prime is 106166773. The next prime is 106166803. The reversal of 106166787 is 787661601.

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

It is not a de Polignac number, because 106166787 - 2⁴ = 106166771 is a prime.

It is a super-2 number, since 2×106166787² = 22542773323806738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106166707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54868 + ... + 56769.

It is an arithmetic number, because the mean of its divisors is an integer number (17750442).

Almost surely, 2^106166787 is an apocalyptic number.

106166787 is a deficient number, since it is larger than the sum of its proper divisors (35836749).

106166787 is a wasteful number, since it uses less digits than its factorization.

106166787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111957.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 106166787 is about 10303.7268500286. The cubic root of 106166787 is about 473.5104391908.

It can be divided in two parts, 106166 and 787, that added together give a triangular number (106953 = T₄₆₂).

The spelling of 106166787 in words is "one hundred six million, one hundred sixty-six thousand, seven hundred eighty-seven".