106807663 has 4 divisors (see below), whose sum is σ = 107151408. Its totient is φ = 106463920.

The previous prime is 106807639. The next prime is 106807691. The reversal of 106807663 is 366708601.

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 106807663 - 2²⁵ = 73253231 is a prime.

It is a super-2 number, since 2×106807663² = 22815753751043138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106807633) 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, 171406 + ... + 172027.

It is an arithmetic number, because the mean of its divisors is an integer number (26787852).

Almost surely, 2^106807663 is an apocalyptic number.

106807663 is a deficient number, since it is larger than the sum of its proper divisors (343745).

106807663 is an equidigital number, since it uses as much as digits as its factorization.

106807663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343744.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 106807663 is about 10334.7792913056. The cubic root of 106807663 is about 474.4613106422.

The spelling of 106807663 in words is "one hundred six million, eight hundred seven thousand, six hundred sixty-three".