12013023653 has 2 divisors, whose sum is σ = 12013023654. Its totient is φ = 12013023652.

The previous prime is 12013023613. The next prime is 12013023677. The reversal of 12013023653 is 35632031021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6704006884 + 5309016769 = 81878^2 + 72863^2 .

It is an emirp because it is prime and its reverse (35632031021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12013023653 - 2²⁸ = 11744588197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12013023613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006511826 + 6006511827.

It is an arithmetic number, because the mean of its divisors is an integer number (6006511827).

Almost surely, 2^12013023653 is an apocalyptic number.

It is an amenable number.

12013023653 is a deficient number, since it is larger than the sum of its proper divisors (1).

12013023653 is an equidigital number, since it uses as much as digits as its factorization.

12013023653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 12013023653 its reverse (35632031021), we get a palindrome (47645054674).

The spelling of 12013023653 in words is "twelve billion, thirteen million, twenty-three thousand, six hundred fifty-three".