12432340541 has 2 divisors, whose sum is σ = 12432340542. Its totient is φ = 12432340540.

The previous prime is 12432340537. The next prime is 12432340573. The reversal of 12432340541 is 14504323421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10598702500 + 1833638041 = 102950^2 + 42821^2 .

It is a cyclic number.

It is not a de Polignac number, because 12432340541 - 2² = 12432340537 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12432340741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216170270 + 6216170271.

It is an arithmetic number, because the mean of its divisors is an integer number (6216170271).

Almost surely, 2^12432340541 is an apocalyptic number.

It is an amenable number.

12432340541 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432340541 is an equidigital number, since it uses as much as digits as its factorization.

12432340541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 12432340541 its reverse (14504323421), we get a palindrome (26936663962).

The spelling of 12432340541 in words is "twelve billion, four hundred thirty-two million, three hundred forty thousand, five hundred forty-one".