1217353502119 has 2 divisors, whose sum is σ = 1217353502120. Its totient is φ = 1217353502118.

The previous prime is 1217353502089. The next prime is 1217353502137. The reversal of 1217353502119 is 9112053537121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1217353502119 - 2⁵ = 1217353502087 is a prime.

It is a super-2 number, since 2×1217353502119² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1217353532119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 608676751059 + 608676751060.

It is an arithmetic number, because the mean of its divisors is an integer number (608676751060).

Almost surely, 2^{1217353502119} is an apocalyptic number.

1217353502119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1217353502119 is an equidigital number, since it uses as much as digits as its factorization.

1217353502119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 40.

The spelling of 1217353502119 in words is "one trillion, two hundred seventeen billion, three hundred fifty-three million, five hundred two thousand, one hundred nineteen".