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12041023 = 13039241
BaseRepresentation
bin101101111011…
…101100111111
3211122202011211
4231323230333
511040303043
61110025251
7204230011
oct55735477
924582154
1012041023
116884665
124048227
132657887
1418561b1
1510cca9d
hexb7bb3f

12041023 has 4 divisors (see below), whose sum is σ = 12051568. Its totient is φ = 12030480.

The previous prime is 12040999. The next prime is 12041027. The reversal of 12041023 is 32014021.

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: 32014021 = 132462617.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12041023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12040994 and 12041012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041027) 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, 3318 + ... + 5923.

It is an arithmetic number, because the mean of its divisors is an integer number (3012892).

Almost surely, 212041023 is an apocalyptic number.

12041023 is a deficient number, since it is larger than the sum of its proper divisors (10545).

12041023 is an equidigital number, since it uses as much as digits as its factorization.

12041023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10544.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12041023 is about 3470.0177232977. The cubic root of 12041023 is about 229.2034385217.

Adding to 12041023 its reverse (32014021), we get a palindrome (44055044).

The spelling of 12041023 in words is "twelve million, forty-one thousand, twenty-three".

Divisors: 1 1303 9241 12041023