2132225545 has 4 divisors (see below), whose sum is σ = 2558670660. Its totient is φ = 1705780432.

The previous prime is 2132225533. The next prime is 2132225617. The reversal of 2132225545 is 5455222312.

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 729648144 + 1402577401 = 27012^2 + 37451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132225545 - 2²⁹ = 1595354633 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213222550 + ... + 213222559.

It is an arithmetic number, because the mean of its divisors is an integer number (639667665).

Almost surely, 2^2132225545 is an apocalyptic number.

It is an amenable number.

2132225545 is a deficient number, since it is larger than the sum of its proper divisors (426445115).

2132225545 is an equidigital number, since it uses as much as digits as its factorization.

2132225545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426445114.

The product of its digits is 24000, while the sum is 31.

The square root of 2132225545 is about 46176.0278174726. The cubic root of 2132225545 is about 1287.0963163364.

Adding to 2132225545 its reverse (5455222312), we get a palindrome (7587447857).

The spelling of 2132225545 in words is "two billion, one hundred thirty-two million, two hundred twenty-five thousand, five hundred forty-five".