1122955128548 has 48 divisors (see below), whose sum is σ = 2215900048320. Its totient is φ = 493556707200.

The previous prime is 1122955128517. The next prime is 1122955128563. The reversal of 1122955128548 is 8458215592211.

It is a super-2 number, since 2×1122955128548² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1122955128548.

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, 3387311 + ... + 3704022.

It is an arithmetic number, because the mean of its divisors is an integer number (46164584340).

Almost surely, 2^{1122955128548} is an apocalyptic number.

It is an amenable number.

1122955128548 is a deficient number, since it is larger than the sum of its proper divisors (1092944919772).

1122955128548 is a wasteful number, since it uses less digits than its factorization.

1122955128548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091468 (or 7091466 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 53.

The spelling of 1122955128548 in words is "one trillion, one hundred twenty-two billion, nine hundred fifty-five million, one hundred twenty-eight thousand, five hundred forty-eight".