1155342255124 has 24 divisors (see below), whose sum is σ = 2087246762496. Its totient is φ = 558989196000.

The previous prime is 1155342255121. The next prime is 1155342255131. The reversal of 1155342255124 is 4215522435511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155342255121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096809 + ... + 1874479.

It is an arithmetic number, because the mean of its divisors is an integer number (86968615104).

Almost surely, 2^{1155342255124} is an apocalyptic number.

It is an amenable number.

1155342255124 is a deficient number, since it is larger than the sum of its proper divisors (931904507372).

1155342255124 is a wasteful number, since it uses less digits than its factorization.

1155342255124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789687 (or 789685 counting only the distinct ones).

The product of its digits is 240000, while the sum is 40.

The spelling of 1155342255124 in words is "one trillion, one hundred fifty-five billion, three hundred forty-two million, two hundred fifty-five thousand, one hundred twenty-four".