1125512216313 has 8 divisors (see below), whose sum is σ = 1515252692928. Its totient is φ = 743056608624.

The previous prime is 1125512216267. The next prime is 1125512216321. The reversal of 1125512216313 is 3136122155211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1125512216313 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1125512216363) 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, 1821216870 + ... + 1821217487.

It is an arithmetic number, because the mean of its divisors is an integer number (189406586616).

Almost surely, 2^{1125512216313} is an apocalyptic number.

It is an amenable number.

1125512216313 is a deficient number, since it is larger than the sum of its proper divisors (389740476615).

1125512216313 is a wasteful number, since it uses less digits than its factorization.

1125512216313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3642434463.

The product of its digits is 10800, while the sum is 33.

The spelling of 1125512216313 in words is "one trillion, one hundred twenty-five billion, five hundred twelve million, two hundred sixteen thousand, three hundred thirteen".