1209533472001 has 8 divisors (see below), whose sum is σ = 1213921437344. Its totient is φ = 1205148417120.

The previous prime is 1209533471917. The next prime is 1209533472047. The reversal of 1209533472001 is 1002743359021.

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 1209533472001 - 2¹⁷ = 1209533340929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1209533472401) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 106786 + ... + 1558996.

It is an arithmetic number, because the mean of its divisors is an integer number (151740179668).

Almost surely, 2^{1209533472001} is an apocalyptic number.

It is an amenable number.

1209533472001 is a deficient number, since it is larger than the sum of its proper divisors (4387965343).

1209533472001 is a wasteful number, since it uses less digits than its factorization.

1209533472001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455231.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 1209533472001 in words is "one trillion, two hundred nine billion, five hundred thirty-three million, four hundred seventy-two thousand, one".