1122011798 has 32 divisors (see below), whose sum is σ = 1850441760. Its totient is φ = 507870720.

The previous prime is 1122011767. The next prime is 1122011801. The reversal of 1122011798 is 8971102211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277028 + ... + 281048.

It is an arithmetic number, because the mean of its divisors is an integer number (57826305).

Almost surely, 2^1122011798 is an apocalyptic number.

1122011798 is a deficient number, since it is larger than the sum of its proper divisors (728429962).

1122011798 is a wasteful number, since it uses less digits than its factorization.

1122011798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4352.

The product of its (nonzero) digits is 2016, while the sum is 32.

The square root of 1122011798 is about 33496.4445575945. Note that the first 3 decimals coincide. The cubic root of 1122011798 is about 1039.1202489891.

The spelling of 1122011798 in words is "one billion, one hundred twenty-two million, eleven thousand, seven hundred ninety-eight".