13203132541 has 2 divisors, whose sum is σ = 13203132542. Its totient is φ = 13203132540.

The previous prime is 13203132457. The next prime is 13203132601. The reversal of 13203132541 is 14523130231.

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., 7110705625 + 6092426916 = 84325^2 + 78054^2 .

It is a cyclic number.

It is not a de Polignac number, because 13203132541 - 2⁹ = 13203132029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13203132941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6601566270 + 6601566271.

It is an arithmetic number, because the mean of its divisors is an integer number (6601566271).

Almost surely, 2^13203132541 is an apocalyptic number.

It is an amenable number.

13203132541 is a deficient number, since it is larger than the sum of its proper divisors (1).

13203132541 is an equidigital number, since it uses as much as digits as its factorization.

13203132541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13203132541 its reverse (14523130231), we get a palindrome (27726262772).

The spelling of 13203132541 in words is "thirteen billion, two hundred three million, one hundred thirty-two thousand, five hundred forty-one".