133448527 has 2 divisors, whose sum is σ = 133448528. Its totient is φ = 133448526.

The previous prime is 133448509. The next prime is 133448561. The reversal of 133448527 is 725844331.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (725844331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133448527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133448597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66724263 + 66724264.

It is an arithmetic number, because the mean of its divisors is an integer number (66724264).

Almost surely, 2^133448527 is an apocalyptic number.

133448527 is a deficient number, since it is larger than the sum of its proper divisors (1).

133448527 is an equidigital number, since it uses as much as digits as its factorization.

133448527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 37.

The square root of 133448527 is about 11551.9923389864. The cubic root of 133448527 is about 511.0200359024.

The spelling of 133448527 in words is "one hundred thirty-three million, four hundred forty-eight thousand, five hundred twenty-seven".