2044121254 has 16 divisors (see below), whose sum is σ = 3536359200. Its totient is φ = 868014144.

The previous prime is 2044121197. The next prime is 2044121263. The reversal of 2044121254 is 4521214402.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 668239 + ... + 671290.

It is an arithmetic number, because the mean of its divisors is an integer number (221022450).

Almost surely, 2^2044121254 is an apocalyptic number.

2044121254 is a deficient number, since it is larger than the sum of its proper divisors (1492237946).

2044121254 is a wasteful number, since it uses less digits than its factorization.

2044121254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339647.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 2044121254 is about 45211.9591922314. The cubic root of 2044121254 is about 1269.1186258704.

Adding to 2044121254 its reverse (4521214402), we get a palindrome (6565335656).

The spelling of 2044121254 in words is "two billion, forty-four million, one hundred twenty-one thousand, two hundred fifty-four".