1181743121374 has 16 divisors (see below), whose sum is σ = 1833953400000. Its totient is φ = 570430078624.

The previous prime is 1181743121347. The next prime is 1181743121393. The reversal of 1181743121374 is 4731213471811.

It is a self number, because there is not a number n which added to its sum of digits gives 1181743121374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686374 + ... + 1683625.

It is an arithmetic number, because the mean of its divisors is an integer number (114622087500).

Almost surely, 2^{1181743121374} is an apocalyptic number.

1181743121374 is a deficient number, since it is larger than the sum of its proper divisors (652210278626).

1181743121374 is a wasteful number, since it uses less digits than its factorization.

1181743121374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378627.

The product of its digits is 112896, while the sum is 43.

The spelling of 1181743121374 in words is "one trillion, one hundred eighty-one billion, seven hundred forty-three million, one hundred twenty-one thousand, three hundred seventy-four".