1122537198 has 16 divisors (see below), whose sum is σ = 2247644880. Its totient is φ = 373750656.

The previous prime is 1122537197. The next prime is 1122537209. The reversal of 1122537198 is 8917352211.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122537197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101403 + ... + 111926.

It is an arithmetic number, because the mean of its divisors is an integer number (140477805).

Almost surely, 2^1122537198 is an apocalyptic number.

1122537198 is an abundant number, since it is smaller than the sum of its proper divisors (1125107682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122537198 is a wasteful number, since it uses less digits than its factorization.

1122537198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214211.

The product of its digits is 30240, while the sum is 39.

The square root of 1122537198 is about 33504.2862631037. The cubic root of 1122537198 is about 1039.2824185803.

The spelling of 1122537198 in words is "one billion, one hundred twenty-two million, five hundred thirty-seven thousand, one hundred ninety-eight".