2034453145 has 4 divisors (see below), whose sum is σ = 2441343780. Its totient is φ = 1627562512.

The previous prime is 2034453143. The next prime is 2034453173. The reversal of 2034453145 is 5413544302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5413544302 = 2 ⋅2706772151.

It can be written as a sum of positive squares in 2 ways, for example, as 1266221056 + 768232089 = 35584^2 + 27717^2 .

It is a cyclic number.

It is not a de Polignac number, because 2034453145 - 2¹ = 2034453143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2034453143) 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, 203445310 + ... + 203445319.

It is an arithmetic number, because the mean of its divisors is an integer number (610335945).

Almost surely, 2^2034453145 is an apocalyptic number.

It is an amenable number.

2034453145 is a deficient number, since it is larger than the sum of its proper divisors (406890635).

2034453145 is an equidigital number, since it uses as much as digits as its factorization.

2034453145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406890634.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2034453145 is about 45104.9126481806. The cubic root of 2034453145 is about 1267.1146070008.

Adding to 2034453145 its reverse (5413544302), we get a palindrome (7447997447).

The spelling of 2034453145 in words is "two billion, thirty-four million, four hundred fifty-three thousand, one hundred forty-five".