106782545 has 16 divisors (see below), whose sum is σ = 133607232. Its totient is φ = 81856320.

The previous prime is 106782541. The next prime is 106782551. The reversal of 106782545 is 545287601.

It is not a de Polignac number, because 106782545 - 2² = 106782541 is a prime.

It is a super-2 number, since 2×106782545² = 22805023833354050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106782499 and 106782508.

It is not an unprimeable number, because it can be changed into a prime (106782541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6710 + ... + 16080.

It is an arithmetic number, because the mean of its divisors is an integer number (8350452).

Almost surely, 2^106782545 is an apocalyptic number.

It is an amenable number.

106782545 is a deficient number, since it is larger than the sum of its proper divisors (26824687).

106782545 is an equidigital number, since it uses as much as digits as its factorization.

106782545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 106782545 is about 10333.5640028017. The cubic root of 106782545 is about 474.4241146421.

The spelling of 106782545 in words is "one hundred six million, seven hundred eighty-two thousand, five hundred forty-five".