1201430443 has 8 divisors (see below), whose sum is σ = 1280530080. Its totient is φ = 1123267200.

The previous prime is 1201430437. The next prime is 1201430459. The reversal of 1201430443 is 3440341021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201430443 - 2²⁵ = 1167876011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201430143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231448 + ... + 236581.

It is an arithmetic number, because the mean of its divisors is an integer number (160066260).

Almost surely, 2^1201430443 is an apocalyptic number.

1201430443 is a deficient number, since it is larger than the sum of its proper divisors (79099637).

1201430443 is a wasteful number, since it uses less digits than its factorization.

1201430443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468197.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1201430443 is about 34661.6566684283. The cubic root of 1201430443 is about 1063.0806438820.

Adding to 1201430443 its reverse (3440341021), we get a palindrome (4641771464).

The spelling of 1201430443 in words is "one billion, two hundred one million, four hundred thirty thousand, four hundred forty-three".