1143480267915 has 8 divisors (see below), whose sum is σ = 1829568428688. Its totient is φ = 609856142880.

The previous prime is 1143480267889. The next prime is 1143480267949. The reversal of 1143480267915 is 5197620843411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1143480267915 - 2¹³ = 1143480259723 is a prime.

It is a super-2 number, since 2×1143480267915² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 38116008916 + ... + 38116008945.

It is an arithmetic number, because the mean of its divisors is an integer number (228696053586).

It is a 1-persistent number, because it is pandigital, but 2⋅1143480267915 = 2286960535830 is not.

Almost surely, 2^{1143480267915} is an apocalyptic number.

1143480267915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1143480267915 is a deficient number, since it is larger than the sum of its proper divisors (686088160773).

1143480267915 is an equidigital number, since it uses as much as digits as its factorization.

1143480267915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76232017869.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 1143480267915 in words is "one trillion, one hundred forty-three billion, four hundred eighty million, two hundred sixty-seven thousand, nine hundred fifteen".