1125701313617 has 4 divisors (see below), whose sum is σ = 1134565103616. Its totient is φ = 1116837523620.

The previous prime is 1125701313563. The next prime is 1125701313619. The reversal of 1125701313617 is 7163131075211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1125701313617 - 2⁶ = 1125701313553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125701313619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4431894809 + ... + 4431895062.

It is an arithmetic number, because the mean of its divisors is an integer number (283641275904).

Almost surely, 2^{1125701313617} is an apocalyptic number.

It is an amenable number.

1125701313617 is a deficient number, since it is larger than the sum of its proper divisors (8863789999).

1125701313617 is an equidigital number, since it uses as much as digits as its factorization.

1125701313617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8863789998.

The product of its (nonzero) digits is 26460, while the sum is 38.

Adding to 1125701313617 its reverse (7163131075211), we get a palindrome (8288832388828).

The spelling of 1125701313617 in words is "one trillion, one hundred twenty-five billion, seven hundred one million, three hundred thirteen thousand, six hundred seventeen".