106812747 has 12 divisors (see below), whose sum is σ = 158455440. Its totient is φ = 69283728.

The previous prime is 106812733. The next prime is 106812757. The reversal of 106812747 is 747218601.

It is not a de Polignac number, because 106812747 - 2⁷ = 106812619 is a prime.

It is a super-2 number, since 2×106812747² = 22817925843372018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106812757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160047 + ... + 160712.

It is an arithmetic number, because the mean of its divisors is an integer number (13204620).

Almost surely, 2^106812747 is an apocalyptic number.

106812747 is a deficient number, since it is larger than the sum of its proper divisors (51642693).

106812747 is a wasteful number, since it uses less digits than its factorization.

106812747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320802 (or 320799 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 106812747 is about 10335.0252539604. The cubic root of 106812747 is about 474.4688385760.

The spelling of 106812747 in words is "one hundred six million, eight hundred twelve thousand, seven hundred forty-seven".