1243117670277 has 12 divisors (see below), whose sum is σ = 1928100876576. Its totient is φ = 710352954360.

The previous prime is 1243117670209. The next prime is 1243117670369. The reversal of 1243117670277 is 7720767113421.

It is not a de Polignac number, because 1243117670277 - 2²² = 1243113475973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243117670077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4228291249 + ... + 4228291542.

It is an arithmetic number, because the mean of its divisors is an integer number (160675073048).

Almost surely, 2^{1243117670277} is an apocalyptic number.

It is an amenable number.

1243117670277 is a deficient number, since it is larger than the sum of its proper divisors (684983206299).

1243117670277 is an equidigital number, since it uses as much as digits as its factorization.

1243117670277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8456582808 (or 8456582801 counting only the distinct ones).

The product of its (nonzero) digits is 691488, while the sum is 48.

The spelling of 1243117670277 in words is "one trillion, two hundred forty-three billion, one hundred seventeen million, six hundred seventy thousand, two hundred seventy-seven".