133527657 has 8 divisors (see below), whose sum is σ = 178139520. Its totient is φ = 88967120.

The previous prime is 133527643. The next prime is 133527671. The reversal of 133527657 is 756725331.

It is an interprime number because it is at equal distance from previous prime (133527643) and next prime (133527671).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133527657 - 2⁶ = 133527593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133527637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6282 + ... + 17507.

It is an arithmetic number, because the mean of its divisors is an integer number (22267440).

Almost surely, 2^133527657 is an apocalyptic number.

It is an amenable number.

133527657 is a deficient number, since it is larger than the sum of its proper divisors (44611863).

133527657 is a wasteful number, since it uses less digits than its factorization.

133527657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25663.

The product of its digits is 132300, while the sum is 39.

The square root of 133527657 is about 11555.4167817522. The cubic root of 133527657 is about 511.1210212197.

The spelling of 133527657 in words is "one hundred thirty-three million, five hundred twenty-seven thousand, six hundred fifty-seven".