12005231153 has 2 divisors, whose sum is σ = 12005231154. Its totient is φ = 12005231152.

The previous prime is 12005231143. The next prime is 12005231167. The reversal of 12005231153 is 35113250021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10002400144 + 2002831009 = 100012^2 + 44753^2 .

It is an emirp because it is prime and its reverse (35113250021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12005231153 - 2¹⁴ = 12005214769 is a prime.

It is a super-3 number, since 3×12005231153³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12005231113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6002615576 + 6002615577.

It is an arithmetic number, because the mean of its divisors is an integer number (6002615577).

Almost surely, 2^12005231153 is an apocalyptic number.

It is an amenable number.

12005231153 is a deficient number, since it is larger than the sum of its proper divisors (1).

12005231153 is an equidigital number, since it uses as much as digits as its factorization.

12005231153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 12005231153 its reverse (35113250021), we get a palindrome (47118481174).

The spelling of 12005231153 in words is "twelve billion, five million, two hundred thirty-one thousand, one hundred fifty-three".