34521111113 has 4 divisors (see below), whose sum is σ = 34540409220. Its totient is φ = 34501813008.

The previous prime is 34521111103. The next prime is 34521111127. The reversal of 34521111113 is 31111112543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31766645824 + 2754465289 = 178232^2 + 52483^2 .

It is a cyclic number.

It is not a de Polignac number, because 34521111113 - 2¹² = 34521107017 is a prime.

It is a super-2 number, since 2×34521111113² (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 (34521111103) 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, 9646370 + ... + 9649947.

It is an arithmetic number, because the mean of its divisors is an integer number (8635102305).

Almost surely, 2^34521111113 is an apocalyptic number.

It is an amenable number.

34521111113 is a deficient number, since it is larger than the sum of its proper divisors (19298107).

34521111113 is a wasteful number, since it uses less digits than its factorization.

34521111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19298106.

The product of its digits is 360, while the sum is 23.

Adding to 34521111113 its reverse (31111112543), we get a palindrome (65632223656).

The spelling of 34521111113 in words is "thirty-four billion, five hundred twenty-one million, one hundred eleven thousand, one hundred thirteen".