1143603566115 has 16 divisors (see below), whose sum is σ = 1842929491200. Its totient is φ = 605533973472.

The previous prime is 1143603566113. The next prime is 1143603566129. The reversal of 1143603566115 is 5116653063411.

It is not a de Polignac number, because 1143603566115 - 2¹ = 1143603566113 is a prime.

It is a super-3 number, since 3×1143603566115³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1143603566111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274243375 + ... + 274247544.

It is an arithmetic number, because the mean of its divisors is an integer number (115183093200).

Almost surely, 2^{1143603566115} is an apocalyptic number.

1143603566115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1143603566115 is a deficient number, since it is larger than the sum of its proper divisors (699325925085).

1143603566115 is a wasteful number, since it uses less digits than its factorization.

1143603566115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548491066.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 1143603566115 in words is "one trillion, one hundred forty-three billion, six hundred three million, five hundred sixty-six thousand, one hundred fifteen".