15143315861199 has 4 divisors (see below), whose sum is σ = 20191087814936. Its totient is φ = 10095543907464.

The previous prime is 15143315861161. The next prime is 15143315861207. The reversal of 15143315861199 is 99116851334151.

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

It is not a de Polignac number, because 15143315861199 - 2¹⁹ = 15143315336911 is a prime.

It is a super-2 number, since 2×15143315861199² (a number of 27 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 (15143315861129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2523885976864 + ... + 2523885976869.

It is an arithmetic number, because the mean of its divisors is an integer number (5047771953734).

Almost surely, 2^{15143315861199} is an apocalyptic number.

15143315861199 is a deficient number, since it is larger than the sum of its proper divisors (5047771953737).

15143315861199 is an equidigital number, since it uses as much as digits as its factorization.

15143315861199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047771953736.

The product of its digits is 3499200, while the sum is 57.

The spelling of 15143315861199 in words is "fifteen trillion, one hundred forty-three billion, three hundred fifteen million, eight hundred sixty-one thousand, one hundred ninety-nine".