34113561 has 4 divisors (see below), whose sum is σ = 45484752. Its totient is φ = 22742372.

The previous prime is 34113553. The next prime is 34113571. The reversal of 34113561 is 16531143.

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.

It is a cyclic number.

It is not a de Polignac number, because 34113561 - 2³ = 34113553 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34113551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5685591 + ... + 5685596.

It is an arithmetic number, because the mean of its divisors is an integer number (11371188).

Almost surely, 2^34113561 is an apocalyptic number.

It is an amenable number.

34113561 is a deficient number, since it is larger than the sum of its proper divisors (11371191).

34113561 is a wasteful number, since it uses less digits than its factorization.

34113561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11371190.

The product of its digits is 1080, while the sum is 24.

The square root of 34113561 is about 5840.6815526957. The cubic root of 34113561 is about 324.3214592673.

The spelling of 34113561 in words is "thirty-four million, one hundred thirteen thousand, five hundred sixty-one".