2132355545 has 4 divisors (see below), whose sum is σ = 2558826660. Its totient is φ = 1705884432.

The previous prime is 2132355497. The next prime is 2132355581. The reversal of 2132355545 is 5455532312.

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 1037870656 + 1094484889 = 32216^2 + 33083^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132355545 - 2⁶ = 2132355481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213235550 + ... + 213235559.

It is an arithmetic number, because the mean of its divisors is an integer number (639706665).

Almost surely, 2^2132355545 is an apocalyptic number.

It is an amenable number.

2132355545 is a deficient number, since it is larger than the sum of its proper divisors (426471115).

2132355545 is an equidigital number, since it uses as much as digits as its factorization.

2132355545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426471114.

The product of its digits is 90000, while the sum is 35.

The square root of 2132355545 is about 46177.4354528270. The cubic root of 2132355545 is about 1287.1224735318.

Adding to 2132355545 its reverse (5455532312), we get a palindrome (7587887857).

The spelling of 2132355545 in words is "two billion, one hundred thirty-two million, three hundred fifty-five thousand, five hundred forty-five".