2045051323 has 4 divisors (see below), whose sum is σ = 2337201520. Its totient is φ = 1752901128.

The previous prime is 2045051311. The next prime is 2045051347. The reversal of 2045051323 is 3231505402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045051323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045051623) by changing a digit.

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, 146075088 + ... + 146075101.

It is an arithmetic number, because the mean of its divisors is an integer number (584300380).

Almost surely, 2^2045051323 is an apocalyptic number.

2045051323 is a deficient number, since it is larger than the sum of its proper divisors (292150197).

2045051323 is an equidigital number, since it uses as much as digits as its factorization.

2045051323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292150196.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2045051323 is about 45222.2436749881. The cubic root of 2045051323 is about 1269.3110783995.

Adding to 2045051323 its reverse (3231505402), we get a palindrome (5276556725).

The spelling of 2045051323 in words is "two billion, forty-five million, fifty-one thousand, three hundred twenty-three".