101085445 has 8 divisors (see below), whose sum is σ = 125485560. Its totient is φ = 78079680.

The previous prime is 101085431. The next prime is 101085449. The reversal of 101085445 is 544580101.

It can be written as a sum of positive squares in 4 ways, for example, as 6723649 + 94361796 = 2593^2 + 9714^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101085445 - 2¹³ = 101077253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101085449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348426 + ... + 348715.

It is an arithmetic number, because the mean of its divisors is an integer number (15685695).

Almost surely, 2^101085445 is an apocalyptic number.

It is an amenable number.

101085445 is a deficient number, since it is larger than the sum of its proper divisors (24400115).

101085445 is an equidigital number, since it uses as much as digits as its factorization.

101085445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697175.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 101085445 is about 10054.1257700508. The cubic root of 101085445 is about 465.8322398954.

The spelling of 101085445 in words is "one hundred one million, eighty-five thousand, four hundred forty-five".