2053434543 has 4 divisors (see below), whose sum is σ = 2737912728. Its totient is φ = 1368956360.

The previous prime is 2053434533. The next prime is 2053434553. The reversal of 2053434543 is 3454343502.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (2053434533) and next prime (2053434553).

It is a cyclic number.

It is not a de Polignac number, because 2053434543 - 2¹⁷ = 2053303471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053434533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342239088 + ... + 342239093.

It is an arithmetic number, because the mean of its divisors is an integer number (684478182).

Almost surely, 2^2053434543 is an apocalyptic number.

2053434543 is a deficient number, since it is larger than the sum of its proper divisors (684478185).

2053434543 is an equidigital number, since it uses as much as digits as its factorization.

2053434543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684478184.

The product of its (nonzero) digits is 86400, while the sum is 33.

The square root of 2053434543 is about 45314.8380003725. The cubic root of 2053434543 is about 1271.0431306182.

The spelling of 2053434543 in words is "two billion, fifty-three million, four hundred thirty-four thousand, five hundred forty-three".