1123135054400 has 42 divisors (see below), whose sum is σ = 2763614197170. Its totient is φ = 449254021120.

The previous prime is 1123135054399. The next prime is 1123135054403. The reversal of 1123135054400 is 44505313211.

It can be written as a sum of positive squares in 3 ways, for example, as 304139014144 + 818996040256 = 551488^2 + 904984^2 .

It is a super-2 number, since 2×1123135054400² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123135054403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 350978105 + ... + 350981304.

Almost surely, 2^{1123135054400} is an apocalyptic number.

1123135054400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123135054400 is an abundant number, since it is smaller than the sum of its proper divisors (1640479142770).

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

1123135054400 is an equidigital number, since it uses as much as digits as its factorization.

1123135054400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701959431 (or 701959416 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 1123135054400 in words is "one trillion, one hundred twenty-three billion, one hundred thirty-five million, fifty-four thousand, four hundred".