45106205 has 4 divisors (see below), whose sum is σ = 54127452. Its totient is φ = 36084960.

The previous prime is 45106181. The next prime is 45106207. The reversal of 45106205 is 50260154.

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 9369721 + 35736484 = 3061^2 + 5978^2 .

It is not a de Polignac number, because 45106205 - 2¹⁶ = 45040669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45106207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4510616 + ... + 4510625.

It is an arithmetic number, because the mean of its divisors is an integer number (13531863).

Almost surely, 2^45106205 is an apocalyptic number.

It is an amenable number.

45106205 is a deficient number, since it is larger than the sum of its proper divisors (9021247).

45106205 is an equidigital number, since it uses as much as digits as its factorization.

45106205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9021246.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45106205 is about 6716.1153206299. The cubic root of 45106205 is about 355.9689327137.

Adding to 45106205 its reverse (50260154), we get a palindrome (95366359).

The spelling of 45106205 in words is "forty-five million, one hundred six thousand, two hundred five".