1122997356 has 324 divisors, whose sum is σ = 3576382992. Its totient is φ = 294700032.

The previous prime is 1122997319. The next prime is 1122997411. The reversal of 1122997356 is 6537992211.

It is a happy number.

1122997356 is a `hidden beast` number, since 1 + 1 + 2 + 299 + 7 + 356 = 666.

1122997356 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1122997356² = 2522246123165981472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 48825961 + ... + 48825983.

Almost surely, 2^1122997356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122997356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1788191496).

1122997356 is an abundant number, since it is smaller than the sum of its proper divisors (2453385636).

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

1122997356 is a wasteful number, since it uses less digits than its factorization.

1122997356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 77 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 1122997356 is about 33511.1527107021. The cubic root of 1122997356 is about 1039.4244090604.

The spelling of 1122997356 in words is "one billion, one hundred twenty-two million, nine hundred ninety-seven thousand, three hundred fifty-six".