2044542023 has 2 divisors, whose sum is σ = 2044542024. Its totient is φ = 2044542022.

The previous prime is 2044542007. The next prime is 2044542029. The reversal of 2044542023 is 3202454402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2044542023 - 2⁴ = 2044542007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2044541983 and 2044542001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044542029) 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 as a sum of consecutive naturals, namely, 1022271011 + 1022271012.

It is an arithmetic number, because the mean of its divisors is an integer number (1022271012).

Almost surely, 2^2044542023 is an apocalyptic number.

2044542023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044542023 is an equidigital number, since it uses as much as digits as its factorization.

2044542023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2044542023 is about 45216.6122459434. The cubic root of 2044542023 is about 1269.2056998209.

Adding to 2044542023 its reverse (3202454402), we get a palindrome (5246996425).

The spelling of 2044542023 in words is "two billion, forty-four million, five hundred forty-two thousand, twenty-three".