1152659938723 has 4 divisors (see below), whose sum is σ = 1152691977960. Its totient is φ = 1152627899488.

The previous prime is 1152659938663. The next prime is 1152659938783. The reversal of 1152659938723 is 3278399562511.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1152659938663) and next prime (1152659938783).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152659938723 is a prime.

It is a super-2 number, since 2×1152659938723² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152659938783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15965593 + ... + 16037626.

It is an arithmetic number, because the mean of its divisors is an integer number (288172994490).

Almost surely, 2^{1152659938723} is an apocalyptic number.

1152659938723 is a deficient number, since it is larger than the sum of its proper divisors (32039237).

1152659938723 is an equidigital number, since it uses as much as digits as its factorization.

1152659938723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32039236.

The product of its digits is 24494400, while the sum is 61.

The spelling of 1152659938723 in words is "one trillion, one hundred fifty-two billion, six hundred fifty-nine million, nine hundred thirty-eight thousand, seven hundred twenty-three".