133231350303461 has 2 divisors, whose sum is σ = 133231350303462. Its totient is φ = 133231350303460.

The previous prime is 133231350303427. The next prime is 133231350303509. The reversal of 133231350303461 is 164303053132331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90813562048225 + 42417788255236 = 9529615^2 + 6512894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133231350303461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133231350303761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615675151730 + 66615675151731.

It is an arithmetic number, because the mean of its divisors is an integer number (66615675151731).

Almost surely, 2^{133231350303461} is an apocalyptic number.

It is an amenable number.

133231350303461 is a deficient number, since it is larger than the sum of its proper divisors (1).

133231350303461 is an equidigital number, since it uses as much as digits as its factorization.

133231350303461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 38.

The spelling of 133231350303461 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, three hundred fifty million, three hundred three thousand, four hundred sixty-one".