133357137 has 8 divisors (see below), whose sum is σ = 177866304. Its totient is φ = 88876368.

The previous prime is 133357127. The next prime is 133357141. The reversal of 133357137 is 731753331.

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

It is not a de Polignac number, because 133357137 - 2¹⁵ = 133324369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133357098 and 133357107.

It is not an unprimeable number, because it can be changed into a prime (133357127) 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, 9223 + ... + 18755.

It is an arithmetic number, because the mean of its divisors is an integer number (22233288).

Almost surely, 2^133357137 is an apocalyptic number.

It is an amenable number.

133357137 is a deficient number, since it is larger than the sum of its proper divisors (44509167).

133357137 is an equidigital number, since it uses as much as digits as its factorization.

133357137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14199.

The product of its digits is 19845, while the sum is 33.

The square root of 133357137 is about 11548.0360667951. The cubic root of 133357137 is about 510.9033547439.

The spelling of 133357137 in words is "one hundred thirty-three million, three hundred fifty-seven thousand, one hundred thirty-seven".