1131127273321 has 8 divisors (see below), whose sum is σ = 1161873022464. Its totient is φ = 1100531870880.

The previous prime is 1131127273229. The next prime is 1131127273349. The reversal of 1131127273321 is 1233727211311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131127273321 - 2¹³ = 1131127265129 is a prime.

It is a super-6 number, since 6×1131127273321⁶ (a number of 74 digits) contains 666666 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131127273121) 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, 37571425 + ... + 37601518.

It is an arithmetic number, because the mean of its divisors is an integer number (145234127808).

Almost surely, 2^{1131127273321} is an apocalyptic number.

It is an amenable number.

1131127273321 is a deficient number, since it is larger than the sum of its proper divisors (30745749143).

1131127273321 is an equidigital number, since it uses as much as digits as its factorization.

1131127273321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75173351.

The product of its digits is 10584, while the sum is 34.

The spelling of 1131127273321 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-seven million, two hundred seventy-three thousand, three hundred twenty-one".