1131421124 has 12 divisors (see below), whose sum is σ = 1980224400. Its totient is φ = 565642728.

The previous prime is 1131421097. The next prime is 1131421153. The reversal of 1131421124 is 4211241311.

It is a super-2 number, since 2×1131421124² = 2560227519666846752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131421096 and 1131421105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49547 + ... + 68685.

It is an arithmetic number, because the mean of its divisors is an integer number (165018700).

Almost surely, 2^1131421124 is an apocalyptic number.

It is an amenable number.

1131421124 is a deficient number, since it is larger than the sum of its proper divisors (848803276).

1131421124 is a wasteful number, since it uses less digits than its factorization.

1131421124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33922 (or 33920 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 1131421124 is about 33636.6039308370. The cubic root of 1131421124 is about 1042.0168959699.

Adding to 1131421124 its reverse (4211241311), we get a palindrome (5342662435).

The spelling of 1131421124 in words is "one billion, one hundred thirty-one million, four hundred twenty-one thousand, one hundred twenty-four".