2443121404 has 6 divisors (see below), whose sum is σ = 4275462464. Its totient is φ = 1221560700.

The previous prime is 2443121399. The next prime is 2443121419. The reversal of 2443121404 is 4041213442.

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 as a sum of consecutive naturals, namely, 305390172 + ... + 305390179.

Almost surely, 2^2443121404 is an apocalyptic number.

It is an amenable number.

2443121404 is a deficient number, since it is larger than the sum of its proper divisors (1832341060).

2443121404 is a wasteful number, since it uses less digits than its factorization.

2443121404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610780355 (or 610780353 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2443121404 is about 49427.9415310814. The cubic root of 2443121404 is about 1346.8369301054.

Adding to 2443121404 its reverse (4041213442), we get a palindrome (6484334846).

The spelling of 2443121404 in words is "two billion, four hundred forty-three million, one hundred twenty-one thousand, four hundred four".