106645045 has 16 divisors (see below), whose sum is σ = 138548592. Its totient is φ = 78336000.

The previous prime is 106645013. The next prime is 106645057. The reversal of 106645045 is 540546601.

It can be written as a sum of positive squares in 8 ways, for example, as 38862756 + 67782289 = 6234^2 + 8233^2 .

It is not a de Polignac number, because 106645045 - 2⁵ = 106645013 is a prime.

It is a super-2 number, since 2×106645045² = 22746331246104050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106644998 and 106645016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8295 + ... + 16795.

It is an arithmetic number, because the mean of its divisors is an integer number (8659287).

Almost surely, 2^106645045 is an apocalyptic number.

It is an amenable number.

106645045 is a deficient number, since it is larger than the sum of its proper divisors (31903547).

106645045 is a wasteful number, since it uses less digits than its factorization.

106645045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8712.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 106645045 is about 10326.9087823995. The cubic root of 106645045 is about 474.2203942827.

The spelling of 106645045 in words is "one hundred six million, six hundred forty-five thousand, forty-five".