1217453425103 has 8 divisors (see below), whose sum is σ = 1289355959088. Its totient is φ = 1145582849664.

The previous prime is 1217453425079. The next prime is 1217453425109. The reversal of 1217453425103 is 3015243547121.

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 1217453425103 - 2⁶ = 1217453425039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1217453425109) 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, 7911176 + ... + 8063597.

It is an arithmetic number, because the mean of its divisors is an integer number (161169494886).

Almost surely, 2^{1217453425103} is an apocalyptic number.

1217453425103 is a deficient number, since it is larger than the sum of its proper divisors (71902533985).

1217453425103 is a wasteful number, since it uses less digits than its factorization.

1217453425103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15979273.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 1217453425103 in words is "one trillion, two hundred seventeen billion, four hundred fifty-three million, four hundred twenty-five thousand, one hundred three".