143634441305311 has 12 divisors (see below), whose sum is σ = 157910952774400. Its totient is φ = 130550485998240.

The previous prime is 143634441305293. The next prime is 143634441305317. The reversal of 143634441305311 is 113503144436341.

It is not a de Polignac number, because 143634441305311 - 2¹¹ = 143634441303263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143634441305317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118845471 + ... + 120047968.

Almost surely, 2^{143634441305311} is an apocalyptic number.

143634441305311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

143634441305311 is a deficient number, since it is larger than the sum of its proper divisors (14276511469089).

143634441305311 is a wasteful number, since it uses less digits than its factorization.

143634441305311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238898430 (or 238898419 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 143634441305311 in words is "one hundred forty-three trillion, six hundred thirty-four billion, four hundred forty-one million, three hundred five thousand, three hundred eleven".