1155207232126 has 8 divisors (see below), whose sum is σ = 1746455028480. Its totient is φ = 573055555968.

The previous prime is 1155207232043. The next prime is 1155207232213. The reversal of 1155207232126 is 6212327025511.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2274029731 + ... + 2274030238.

It is an arithmetic number, because the mean of its divisors is an integer number (218306878560).

Almost surely, 2^{1155207232126} is an apocalyptic number.

1155207232126 is a deficient number, since it is larger than the sum of its proper divisors (591247796354).

1155207232126 is a wasteful number, since it uses less digits than its factorization.

1155207232126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548060098.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 1155207232126 in words is "one trillion, one hundred fifty-five billion, two hundred seven million, two hundred thirty-two thousand, one hundred twenty-six".