1131272819404 has 72 divisors (see below), whose sum is σ = 2503277194320. Its totient is φ = 443353809024.

The previous prime is 1131272819393. The next prime is 1131272819431. The reversal of 1131272819404 is 4049182721311.

It is a super-3 number, since 3×1131272819404³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1802059 + ... + 2347330.

It is an arithmetic number, because the mean of its divisors is an integer number (34767738810).

Almost surely, 2^{1131272819404} is an apocalyptic number.

1131272819404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1131272819404 is an abundant number, since it is smaller than the sum of its proper divisors (1372004374916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131272819404 is a wasteful number, since it uses less digits than its factorization.

1131272819404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4149527 (or 4149518 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 1131272819404 in words is "one trillion, one hundred thirty-one billion, two hundred seventy-two million, eight hundred nineteen thousand, four hundred four".