34111947 has 4 divisors (see below), whose sum is σ = 45482600. Its totient is φ = 22741296.

The previous prime is 34111937. The next prime is 34111949. The reversal of 34111947 is 74911143.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74911143 = 3 ⋅24970381.

It is not a de Polignac number, because 34111947 - 2¹² = 34107851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34111949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5685322 + ... + 5685327.

It is an arithmetic number, because the mean of its divisors is an integer number (11370650).

Almost surely, 2^34111947 is an apocalyptic number.

34111947 is a deficient number, since it is larger than the sum of its proper divisors (11370653).

34111947 is a wasteful number, since it uses less digits than its factorization.

34111947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11370652.

The product of its digits is 3024, while the sum is 30.

The square root of 34111947 is about 5840.5433822548. The cubic root of 34111947 is about 324.3163443601.

The spelling of 34111947 in words is "thirty-four million, one hundred eleven thousand, nine hundred forty-seven".