1164123859187 has 16 divisors (see below), whose sum is σ = 1188292884480. Its totient is φ = 1140227150400.

The previous prime is 1164123859177. The next prime is 1164123859211. The reversal of 1164123859187 is 7819583214611.

It is a cyclic number.

It is not a de Polignac number, because 1164123859187 - 2¹² = 1164123855091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164123859117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4871612 + ... + 5104982.

It is an arithmetic number, because the mean of its divisors is an integer number (74268305280).

Almost surely, 2^{1164123859187} is an apocalyptic number.

1164123859187 is a deficient number, since it is larger than the sum of its proper divisors (24169025293).

1164123859187 is a wasteful number, since it uses less digits than its factorization.

1164123859187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233954.

The product of its digits is 2903040, while the sum is 56.

The spelling of 1164123859187 in words is "one trillion, one hundred sixty-four billion, one hundred twenty-three million, eight hundred fifty-nine thousand, one hundred eighty-seven".