1125706616215 has 16 divisors (see below), whose sum is σ = 1363389112800. Its totient is φ = 892206306432.

The previous prime is 1125706616213. The next prime is 1125706616257. The reversal of 1125706616215 is 5126166075211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1125706616215 - 2¹ = 1125706616213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125706616213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5134989 + ... + 5349721.

It is an arithmetic number, because the mean of its divisors is an integer number (85211819550).

Almost surely, 2^{1125706616215} is an apocalyptic number.

1125706616215 is a deficient number, since it is larger than the sum of its proper divisors (237682496585).

1125706616215 is a wasteful number, since it uses less digits than its factorization.

1125706616215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224466.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 1125706616215 in words is "one trillion, one hundred twenty-five billion, seven hundred six million, six hundred sixteen thousand, two hundred fifteen".