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12134611 = 52123291
BaseRepresentation
bin101110010010…
…100011010011
3211211111120001
4232102203103
511101301421
61112030431
7205066606
oct56224323
924744501
1012134611
116938a05
124092417
13268b358
14187c33d
1510ea691
hexb928d3

12134611 has 4 divisors (see below), whose sum is σ = 12158424. Its totient is φ = 12110800.

The previous prime is 12134581. The next prime is 12134623. The reversal of 12134611 is 11643121.

12134611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11643121 = 71663303.

It is a cyclic number.

It is not a de Polignac number, because 12134611 - 213 = 12126419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12134641) 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, 11125 + ... + 12166.

It is an arithmetic number, because the mean of its divisors is an integer number (3039606).

Almost surely, 212134611 is an apocalyptic number.

12134611 is a deficient number, since it is larger than the sum of its proper divisors (23813).

12134611 is an equidigital number, since it uses as much as digits as its factorization.

12134611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23812.

The product of its digits is 144, while the sum is 19.

The square root of 12134611 is about 3483.4768550975. The cubic root of 12134611 is about 229.7957291568.

Adding to 12134611 its reverse (11643121), we get a palindrome (23777732).

The spelling of 12134611 in words is "twelve million, one hundred thirty-four thousand, six hundred eleven".

Divisors: 1 521 23291 12134611