1152181043739 has 24 divisors (see below), whose sum is σ = 1815607115712. Its totient is φ = 698272654320.

The previous prime is 1152181043731. The next prime is 1152181043743. The reversal of 1152181043739 is 9373401812511.

1152181043739 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 181 + 0 + 437 + 39 = 666.

It is not a de Polignac number, because 1152181043739 - 2³ = 1152181043731 is a prime.

It is a super-2 number, since 2×1152181043739² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1152181043694 and 1152181043703.

It is not an unprimeable number, because it can be changed into a prime (1152181043731) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 4099912 + ... + 4371914.

It is an arithmetic number, because the mean of its divisors is an integer number (75650296488).

Almost surely, 2^{1152181043739} is an apocalyptic number.

1152181043739 is a deficient number, since it is larger than the sum of its proper divisors (663426071973).

1152181043739 is a wasteful number, since it uses less digits than its factorization.

1152181043739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314807 (or 314804 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 1152181043739 in words is "one trillion, one hundred fifty-two billion, one hundred eighty-one million, forty-three thousand, seven hundred thirty-nine".