11955071343 has 16 divisors (see below), whose sum is σ = 16301721600. Its totient is φ = 7791232800.

The previous prime is 11955071329. The next prime is 11955071351. The reversal of 11955071343 is 34317055911.

It is not a de Polignac number, because 11955071343 - 2⁵ = 11955071311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11955071363) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 225783 + ... + 273656.

It is an arithmetic number, because the mean of its divisors is an integer number (1018857600).

Almost surely, 2^11955071343 is an apocalyptic number.

11955071343 is a deficient number, since it is larger than the sum of its proper divisors (4346650257).

11955071343 is a wasteful number, since it uses less digits than its factorization.

11955071343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499622.

The product of its (nonzero) digits is 56700, while the sum is 39.

The spelling of 11955071343 in words is "eleven billion, nine hundred fifty-five million, seventy-one thousand, three hundred forty-three".