133025313461 has 2 divisors, whose sum is σ = 133025313462. Its totient is φ = 133025313460.

The previous prime is 133025313437. The next prime is 133025313517. The reversal of 133025313461 is 164313520331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67946242225 + 65079071236 = 260665^2 + 255106^2 .

It is a cyclic number.

It is not a de Polignac number, because 133025313461 - 2¹⁰ = 133025312437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133025313401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66512656730 + 66512656731.

It is an arithmetic number, because the mean of its divisors is an integer number (66512656731).

Almost surely, 2^133025313461 is an apocalyptic number.

It is an amenable number.

133025313461 is a deficient number, since it is larger than the sum of its proper divisors (1).

133025313461 is an equidigital number, since it uses as much as digits as its factorization.

133025313461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 133025313461 its reverse (164313520331), we get a palindrome (297338833792).

The spelling of 133025313461 in words is "one hundred thirty-three billion, twenty-five million, three hundred thirteen thousand, four hundred sixty-one".