1122738892 has 12 divisors (see below), whose sum is σ = 2143410696. Its totient is φ = 510335840.

The previous prime is 1122738889. The next prime is 1122738917. The reversal of 1122738892 is 2988372211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12758353 + ... + 12758440.

It is an arithmetic number, because the mean of its divisors is an integer number (178617558).

Almost surely, 2^1122738892 is an apocalyptic number.

It is an amenable number.

1122738892 is a deficient number, since it is larger than the sum of its proper divisors (1020671804).

1122738892 is a wasteful number, since it uses less digits than its factorization.

1122738892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25516808 (or 25516806 counting only the distinct ones).

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

The square root of 1122738892 is about 33507.2961009987. The cubic root of 1122738892 is about 1039.3446598659.

The spelling of 1122738892 in words is "one billion, one hundred twenty-two million, seven hundred thirty-eight thousand, eight hundred ninety-two".