1131054212 has 12 divisors (see below), whose sum is σ = 1979586000. Its totient is φ = 565458216.

The previous prime is 1131054209. The next prime is 1131054247. The reversal of 1131054212 is 2124501311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43523 + ... + 64469.

It is an arithmetic number, because the mean of its divisors is an integer number (164965500).

Almost surely, 2^1131054212 is an apocalyptic number.

It is an amenable number.

1131054212 is a deficient number, since it is larger than the sum of its proper divisors (848531788).

1131054212 is a wasteful number, since it uses less digits than its factorization.

1131054212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34450 (or 34448 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1131054212 is about 33631.1494302529. The cubic root of 1131054212 is about 1041.9042441814.

Adding to 1131054212 its reverse (2124501311), we get a palindrome (3255555523).

The spelling of 1131054212 in words is "one billion, one hundred thirty-one million, fifty-four thousand, two hundred twelve".