34478111371 has 16 divisors (see below), whose sum is σ = 39483878400. Its totient is φ = 29818519200.

The previous prime is 34478111357. The next prime is 34478111377. The reversal of 34478111371 is 17311187443.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34478111371 is a prime.

It is a super-2 number, since 2×34478111371² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34478111377) 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, 836736 + ... + 876973.

It is an arithmetic number, because the mean of its divisors is an integer number (2467742400).

Almost surely, 2^34478111371 is an apocalyptic number.

34478111371 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

34478111371 is a deficient number, since it is larger than the sum of its proper divisors (5005767029).

34478111371 is a wasteful number, since it uses less digits than its factorization.

34478111371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713810.

The product of its digits is 56448, while the sum is 40.

The spelling of 34478111371 in words is "thirty-four billion, four hundred seventy-eight million, one hundred eleven thousand, three hundred seventy-one".