1131872580852 has 48 divisors (see below), whose sum is σ = 2845197700800. Its totient is φ = 348145417728.

The previous prime is 1131872580851. The next prime is 1131872580863. The reversal of 1131872580852 is 2580852781311.

It is a super-2 number, since 2×1131872580852² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131872580795 and 1131872580804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131872580851) 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, 838602 + ... + 1722497.

It is an arithmetic number, because the mean of its divisors is an integer number (59274952100).

Almost surely, 2^{1131872580852} is an apocalyptic number.

1131872580852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131872580852 is an abundant number, since it is smaller than the sum of its proper divisors (1713325119948).

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

1131872580852 is a wasteful number, since it uses less digits than its factorization.

1131872580852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563952 (or 2563950 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 51.

The spelling of 1131872580852 in words is "one trillion, one hundred thirty-one billion, eight hundred seventy-two million, five hundred eighty thousand, eight hundred fifty-two".