1131126323555 has 8 divisors (see below), whose sum is σ = 1366340672544. Its totient is φ = 898908336000.

The previous prime is 1131126323539. The next prime is 1131126323557. The reversal of 1131126323555 is 5553236211311.

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

It is not a de Polignac number, because 1131126323555 - 2⁴ = 1131126323539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131126323557) 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, 749089526 + ... + 749091035.

It is an arithmetic number, because the mean of its divisors is an integer number (170792584068).

Almost surely, 2^{1131126323555} is an apocalyptic number.

1131126323555 is a deficient number, since it is larger than the sum of its proper divisors (235214348989).

1131126323555 is a wasteful number, since it uses less digits than its factorization.

1131126323555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498180717.

The product of its digits is 81000, while the sum is 38.

The spelling of 1131126323555 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-six million, three hundred twenty-three thousand, five hundred fifty-five".