106381573 has 4 divisors (see below), whose sum is σ = 106765900. Its totient is φ = 105997248.

The previous prime is 106381571. The next prime is 106381591. The reversal of 106381573 is 375183601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44649124 + 61732449 = 6682^2 + 7857^2 .

It is a cyclic number.

It is not a de Polignac number, because 106381573 - 2¹ = 106381571 is a prime.

It is a super-2 number, since 2×106381573² = 22634078147908658, 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 (106381571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191748 + ... + 192301.

It is an arithmetic number, because the mean of its divisors is an integer number (26691475).

Almost surely, 2^106381573 is an apocalyptic number.

It is an amenable number.

106381573 is a deficient number, since it is larger than the sum of its proper divisors (384327).

106381573 is an equidigital number, since it uses as much as digits as its factorization.

106381573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384326.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 106381573 is about 10314.1443173925. The cubic root of 106381573 is about 473.8295437107.

The spelling of 106381573 in words is "one hundred six million, three hundred eighty-one thousand, five hundred seventy-three".