1122537872 has 20 divisors (see below), whose sum is σ = 2180120880. Its totient is φ = 559926048.

The previous prime is 1122537853. The next prime is 1122537877. The reversal of 1122537872 is 2787352211.

It is not an unprimeable number, because it can be changed into a prime (1122537877) by changing a digit.

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, 77018 + ... + 90425.

It is an arithmetic number, because the mean of its divisors is an integer number (109006044).

Almost surely, 2^1122537872 is an apocalyptic number.

It is an amenable number.

1122537872 is a deficient number, since it is larger than the sum of its proper divisors (1057583008).

1122537872 is a wasteful number, since it uses less digits than its factorization.

1122537872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167870 (or 167864 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 1122537872 is about 33504.2963215167. The cubic root of 1122537872 is about 1039.2826265842.

The spelling of 1122537872 in words is "one billion, one hundred twenty-two million, five hundred thirty-seven thousand, eight hundred seventy-two".