1123719725900 has 18 divisors (see below), whose sum is σ = 2438471805420. Its totient is φ = 449487890320.

The previous prime is 1123719725897. The next prime is 1123719725917. The reversal of 1123719725900 is 95279173211.

It is a super-2 number, since 2×1123719725900² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5618598530 + ... + 5618598729.

Almost surely, 2^{1123719725900} is an apocalyptic number.

1123719725900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123719725900 is an abundant number, since it is smaller than the sum of its proper divisors (1314752079520).

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

1123719725900 is a wasteful number, since it uses less digits than its factorization.

1123719725900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11237197273 (or 11237197266 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 47.

The spelling of 1123719725900 in words is "one trillion, one hundred twenty-three billion, seven hundred nineteen million, seven hundred twenty-five thousand, nine hundred".