1155155133201 has 8 divisors (see below), whose sum is σ = 1630807246944. Its totient is φ = 724803220800.

The previous prime is 1155155133193. The next prime is 1155155133317. The reversal of 1155155133201 is 1023315515511.

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

It is not a de Polignac number, because 1155155133201 - 2³ = 1155155133193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1155155133401) 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, 11325050275 + ... + 11325050376.

It is an arithmetic number, because the mean of its divisors is an integer number (203850905868).

Almost surely, 2^{1155155133201} is an apocalyptic number.

It is an amenable number.

1155155133201 is a deficient number, since it is larger than the sum of its proper divisors (475652113743).

1155155133201 is a wasteful number, since it uses less digits than its factorization.

1155155133201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22650100671.

The product of its (nonzero) digits is 11250, while the sum is 33.

The spelling of 1155155133201 in words is "one trillion, one hundred fifty-five billion, one hundred fifty-five million, one hundred thirty-three thousand, two hundred one".