1123355137850 has 96 divisors (see below), whose sum is σ = 2312491991040. Its totient is φ = 402565464000.

The previous prime is 1123355137787. The next prime is 1123355137867. The reversal of 1123355137850 is 587315533211.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120230279 + ... + 120239621.

It is an arithmetic number, because the mean of its divisors is an integer number (24088458240).

Almost surely, 2^{1123355137850} is an apocalyptic number.

1123355137850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123355137850 is an abundant number, since it is smaller than the sum of its proper divisors (1189136853190).

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

1123355137850 is a wasteful number, since it uses less digits than its factorization.

1123355137850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12516 (or 12511 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 1123355137850 in words is "one trillion, one hundred twenty-three billion, three hundred fifty-five million, one hundred thirty-seven thousand, eight hundred fifty".