1131746828 has 6 divisors (see below), whose sum is σ = 1980556956. Its totient is φ = 565873412.

The previous prime is 1131746827. The next prime is 1131746879. The reversal of 1131746828 is 8286471311.

It is not an unprimeable number, because it can be changed into a prime (1131746827) by changing a digit.

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 as a sum of consecutive naturals, namely, 141468350 + ... + 141468357.

It is an arithmetic number, because the mean of its divisors is an integer number (330092826).

Almost surely, 2^1131746828 is an apocalyptic number.

It is an amenable number.

1131746828 is a deficient number, since it is larger than the sum of its proper divisors (848810128).

1131746828 is a wasteful number, since it uses less digits than its factorization.

1131746828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282936711 (or 282936709 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 1131746828 is about 33641.4450938125. The cubic root of 1131746828 is about 1042.1168753976.

The spelling of 1131746828 in words is "one billion, one hundred thirty-one million, seven hundred forty-six thousand, eight hundred twenty-eight".