133121313527 has 2 divisors, whose sum is σ = 133121313528. Its totient is φ = 133121313526.

The previous prime is 133121313503. The next prime is 133121313569. The reversal of 133121313527 is 725313121331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133121313527 - 2¹⁰ = 133121312503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133121313493 and 133121313502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133121310527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66560656763 + 66560656764.

It is an arithmetic number, because the mean of its divisors is an integer number (66560656764).

Almost surely, 2^133121313527 is an apocalyptic number.

133121313527 is a deficient number, since it is larger than the sum of its proper divisors (1).

133121313527 is an equidigital number, since it uses as much as digits as its factorization.

133121313527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 32.

Adding to 133121313527 its reverse (725313121331), we get a palindrome (858434434858).

The spelling of 133121313527 in words is "one hundred thirty-three billion, one hundred twenty-one million, three hundred thirteen thousand, five hundred twenty-seven".