1201443424 has 48 divisors (see below), whose sum is σ = 2389782528. Its totient is φ = 594550912.

The previous prime is 1201443421. The next prime is 1201443449. The reversal of 1201443424 is 4243441021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201443421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2046459 + ... + 2047045.

It is an arithmetic number, because the mean of its divisors is an integer number (49787136).

Almost surely, 2^1201443424 is an apocalyptic number.

It is an amenable number.

1201443424 is a deficient number, since it is larger than the sum of its proper divisors (1188339104).

1201443424 is a wasteful number, since it uses less digits than its factorization.

1201443424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147 (or 1139 counting only the distinct ones).

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

The square root of 1201443424 is about 34661.8439209457. The cubic root of 1201443424 is about 1063.0844725958.

Adding to 1201443424 its reverse (4243441021), we get a palindrome (5444884445).

The spelling of 1201443424 in words is "one billion, two hundred one million, four hundred forty-three thousand, four hundred twenty-four".