2911385345 has 8 divisors (see below), whose sum is σ = 3811268160. Its totient is φ = 2117371120.

The previous prime is 2911385339. The next prime is 2911385353. The reversal of 2911385345 is 5435831192.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2911385345 - 2⁴ = 2911385329 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26467085 + ... + 26467194.

It is an arithmetic number, because the mean of its divisors is an integer number (476408520).

Almost surely, 2^2911385345 is an apocalyptic number.

It is an amenable number.

2911385345 is a deficient number, since it is larger than the sum of its proper divisors (899882815).

2911385345 is a wasteful number, since it uses less digits than its factorization.

2911385345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52934295.

The product of its digits is 129600, while the sum is 41.

The square root of 2911385345 is about 53957.2547948837. The cubic root of 2911385345 is about 1427.9069163420.

The spelling of 2911385345 in words is "two billion, nine hundred eleven million, three hundred eighty-five thousand, three hundred forty-five".