1155033412403 has 8 divisors (see below), whose sum is σ = 1243905241488. Its totient is φ = 1066164884064.

The previous prime is 1155033412373. The next prime is 1155033412471. The reversal of 1155033412403 is 3042143305511.

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 1155033412403 - 2⁶ = 1155033412339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1155033412403.

It is not an unprimeable number, because it can be changed into a prime (1155033412703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73001 + ... + 1521642.

It is an arithmetic number, because the mean of its divisors is an integer number (155488155186).

Almost surely, 2^{1155033412403} is an apocalyptic number.

1155033412403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1155033412403 is a deficient number, since it is larger than the sum of its proper divisors (88871829085).

1155033412403 is a wasteful number, since it uses less digits than its factorization.

1155033412403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650373.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 1155033412403 its reverse (3042143305511), we get a palindrome (4197176717914).

The spelling of 1155033412403 in words is "one trillion, one hundred fifty-five billion, thirty-three million, four hundred twelve thousand, four hundred three".