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12237041 = 13818861
BaseRepresentation
bin101110101011…
…100011110001
3212000201001202
4232223203301
511113041131
61114140545
7206004335
oct56534361
925021052
1012237041
1169a8963
124121755
1326c5b6b
1418a77c5
15111abcb
hexbab8f1

12237041 has 4 divisors (see below), whose sum is σ = 12247284. Its totient is φ = 12226800.

The previous prime is 12237037. The next prime is 12237077. The reversal of 12237041 is 14073221.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14073221 = 16978293.

It can be written as a sum of positive squares in 2 ways, for example, as 9740641 + 2496400 = 3121^2 + 1580^2 .

It is a cyclic number.

It is not a de Polignac number, because 12237041 - 22 = 12237037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12237031) 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, 3050 + ... + 5811.

It is an arithmetic number, because the mean of its divisors is an integer number (3061821).

Almost surely, 212237041 is an apocalyptic number.

It is an amenable number.

12237041 is a deficient number, since it is larger than the sum of its proper divisors (10243).

12237041 is an equidigital number, since it uses as much as digits as its factorization.

12237041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 12237041 is about 3498.1482244182. The cubic root of 12237041 is about 230.4404979709.

The spelling of 12237041 in words is "twelve million, two hundred thirty-seven thousand, forty-one".

Divisors: 1 1381 8861 12237041