1143361200405 has 16 divisors (see below), whose sum is σ = 1878820568064. Its totient is φ = 593311757760.

The previous prime is 1143361200307. The next prime is 1143361200461. The reversal of 1143361200405 is 5040021633411.

It is not a de Polignac number, because 1143361200405 - 2²¹ = 1143359103253 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1030054581 + ... + 1030055690.

It is an arithmetic number, because the mean of its divisors is an integer number (117426285504).

Almost surely, 2^{1143361200405} is an apocalyptic number.

1143361200405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1143361200405 is a deficient number, since it is larger than the sum of its proper divisors (735459367659).

1143361200405 is a wasteful number, since it uses less digits than its factorization.

1143361200405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060110316.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1143361200405 its reverse (5040021633411), we get a palindrome (6183382833816).

The spelling of 1143361200405 in words is "one trillion, one hundred forty-three billion, three hundred sixty-one million, two hundred thousand, four hundred five".