1217382406003 has 8 divisors (see below), whose sum is σ = 1240570169856. Its totient is φ = 1194298857600.

The previous prime is 1217382405973. The next prime is 1217382406013. The reversal of 1217382406003 is 3006042837121.

It is a happy number.

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 1217382406003 - 2²⁵ = 1217348851571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1217382406013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26030278 + ... + 26077003.

It is an arithmetic number, because the mean of its divisors is an integer number (155071271232).

Almost surely, 2^{1217382406003} is an apocalyptic number.

1217382406003 is a deficient number, since it is larger than the sum of its proper divisors (23187763853).

1217382406003 is an equidigital number, since it uses as much as digits as its factorization.

1217382406003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52107725.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 1217382406003 in words is "one trillion, two hundred seventeen billion, three hundred eighty-two million, four hundred six thousand, three".