1124442021 has 32 divisors (see below), whose sum is σ = 1598054400. Its totient is φ = 701291520.

The previous prime is 1124442019. The next prime is 1124442031. The reversal of 1124442021 is 1202444211.

It is not a de Polignac number, because 1124442021 - 2¹ = 1124442019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124442031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1948485 + ... + 1949061.

It is an arithmetic number, because the mean of its divisors is an integer number (49939200).

Almost surely, 2^1124442021 is an apocalyptic number.

It is an amenable number.

1124442021 is a deficient number, since it is larger than the sum of its proper divisors (473612379).

1124442021 is a wasteful number, since it uses less digits than its factorization.

1124442021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1124442021 is about 33532.7007710384. The cubic root of 1124442021 is about 1039.8699359659.

Adding to 1124442021 its reverse (1202444211), we get a palindrome (2326886232).

The spelling of 1124442021 in words is "one billion, one hundred twenty-four million, four hundred forty-two thousand, twenty-one".