34111789 has 4 divisors (see below), whose sum is σ = 34134624. Its totient is φ = 34088956.

The previous prime is 34111787. The next prime is 34111823. The reversal of 34111789 is 98711143.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98711143 = 6263 ⋅15761.

It is a cyclic number.

It is not a de Polignac number, because 34111789 - 2¹ = 34111787 is a prime.

It is a super-2 number, since 2×34111789² = 2327228297561042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34111787) 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, 9007 + ... + 12220.

It is an arithmetic number, because the mean of its divisors is an integer number (8533656).

Almost surely, 2^34111789 is an apocalyptic number.

It is an amenable number.

34111789 is a deficient number, since it is larger than the sum of its proper divisors (22835).

34111789 is a wasteful number, since it uses less digits than its factorization.

34111789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22834.

The product of its digits is 6048, while the sum is 34.

The square root of 34111789 is about 5840.5298561004. The cubic root of 34111789 is about 324.3158436357.

The spelling of 34111789 in words is "thirty-four million, one hundred eleven thousand, seven hundred eighty-nine".