131403300331601 has 2 divisors, whose sum is σ = 131403300331602. Its totient is φ = 131403300331600.

The previous prime is 131403300331529. The next prime is 131403300331607. The reversal of 131403300331601 is 106133003304131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94195740291601 + 37207560040000 = 9705449^2 + 6099800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131403300331601 is a prime.

It is not a weakly prime, because it can be changed into another prime (131403300331607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701650165800 + 65701650165801.

It is an arithmetic number, because the mean of its divisors is an integer number (65701650165801).

Almost surely, 2^{131403300331601} is an apocalyptic number.

It is an amenable number.

131403300331601 is a deficient number, since it is larger than the sum of its proper divisors (1).

131403300331601 is an equidigital number, since it uses as much as digits as its factorization.

131403300331601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 131403300331601 its reverse (106133003304131), we get a palindrome (237536303635732).

The spelling of 131403300331601 in words is "one hundred thirty-one trillion, four hundred three billion, three hundred million, three hundred thirty-one thousand, six hundred one".