2042054135153 has 4 divisors (see below), whose sum is σ = 2049426172020. Its totient is φ = 2034682098288.

The previous prime is 2042054135123. The next prime is 2042054135203. The reversal of 2042054135153 is 3515314502402.

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 1028260897024 + 1013793238129 = 1014032^2 + 1006873^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042054135153 - 2⁶ = 2042054135089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042054135123) 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, 3686018018 + ... + 3686018571.

It is an arithmetic number, because the mean of its divisors is an integer number (512356543005).

Almost surely, 2^{2042054135153} is an apocalyptic number.

It is an amenable number.

2042054135153 is a deficient number, since it is larger than the sum of its proper divisors (7372036867).

2042054135153 is an equidigital number, since it uses as much as digits as its factorization.

2042054135153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7372036866.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 2042054135153 its reverse (3515314502402), we get a palindrome (5557368637555).

The spelling of 2042054135153 in words is "two trillion, forty-two billion, fifty-four million, one hundred thirty-five thousand, one hundred fifty-three".