12132451241 has 2 divisors, whose sum is σ = 12132451242. Its totient is φ = 12132451240.

The previous prime is 12132451207. The next prime is 12132451271. The reversal of 12132451241 is 14215423121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8390560000 + 3741891241 = 91600^2 + 61171^2 .

It is an emirp because it is prime and its reverse (14215423121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12132451241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12132451241.

It is not a weakly prime, because it can be changed into another prime (12132451271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066225620 + 6066225621.

It is an arithmetic number, because the mean of its divisors is an integer number (6066225621).

Almost surely, 2^12132451241 is an apocalyptic number.

It is an amenable number.

12132451241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12132451241 is an equidigital number, since it uses as much as digits as its factorization.

12132451241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 26.

Adding to 12132451241 its reverse (14215423121), we get a palindrome (26347874362).

The spelling of 12132451241 in words is "twelve billion, one hundred thirty-two million, four hundred fifty-one thousand, two hundred forty-one".