1123445214380 has 24 divisors (see below), whose sum is σ = 2371458973632. Its totient is φ = 447049700352.

The previous prime is 1123445214341. The next prime is 1123445214389. The reversal of 1123445214380 is 834125443211.

It is not an unprimeable number, because it can be changed into a prime (1123445214389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145520132 + ... + 145527851.

It is an arithmetic number, because the mean of its divisors is an integer number (98810790568).

Almost surely, 2^{1123445214380} is an apocalyptic number.

1123445214380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123445214380 is an abundant number, since it is smaller than the sum of its proper divisors (1248013759252).

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

1123445214380 is a wasteful number, since it uses less digits than its factorization.

1123445214380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291048185 (or 291048183 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 1123445214380 in words is "one trillion, one hundred twenty-three billion, four hundred forty-five million, two hundred fourteen thousand, three hundred eighty".