1152721376183 has 4 divisors (see below), whose sum is σ = 1241392251288. Its totient is φ = 1064050501080.

The previous prime is 1152721376173. The next prime is 1152721376189. The reversal of 1152721376183 is 3816731272511.

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

It is a cyclic number.

It is not a de Polignac number, because 1152721376183 - 2¹² = 1152721372087 is a prime.

It is a super-2 number, since 2×1152721376183² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152721376189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44335437533 + ... + 44335437558.

It is an arithmetic number, because the mean of its divisors is an integer number (310348062822).

Almost surely, 2^{1152721376183} is an apocalyptic number.

1152721376183 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1152721376183 is a deficient number, since it is larger than the sum of its proper divisors (88670875105).

1152721376183 is an equidigital number, since it uses as much as digits as its factorization.

1152721376183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88670875104.

The product of its digits is 423360, while the sum is 47.

The spelling of 1152721376183 in words is "one trillion, one hundred fifty-two billion, seven hundred twenty-one million, three hundred seventy-six thousand, one hundred eighty-three".