1443452242 has 8 divisors (see below), whose sum is σ = 2174471676. Its totient is φ = 718628352.

The previous prime is 1443452183. The next prime is 1443452243. The reversal of 1443452242 is 2422543441.

It can be written as a sum of positive squares in 2 ways, for example, as 1443316081 + 136161 = 37991^2 + 369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1443452243) 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 3 ways as a sum of consecutive naturals, for example, 1548303 + ... + 1549234.

Almost surely, 2^1443452242 is an apocalyptic number.

1443452242 is a deficient number, since it is larger than the sum of its proper divisors (731019434).

1443452242 is a wasteful number, since it uses less digits than its factorization.

1443452242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097772.

The product of its digits is 30720, while the sum is 31.

The square root of 1443452242 is about 37992.7919742680. The cubic root of 1443452242 is about 1130.1449267221.

Adding to 1443452242 its reverse (2422543441), we get a palindrome (3865995683).

The spelling of 1443452242 in words is "one billion, four hundred forty-three million, four hundred fifty-two thousand, two hundred forty-two".