133361157 has 8 divisors (see below), whose sum is σ = 177868384. Its totient is φ = 88880688.

The previous prime is 133361087. The next prime is 133361159. The reversal of 133361157 is 751163331.

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

It is not a de Polignac number, because 133361157 - 2⁸ = 133360901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133361159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14883 + ... + 22095.

It is an arithmetic number, because the mean of its divisors is an integer number (22233548).

Almost surely, 2^133361157 is an apocalyptic number.

It is an amenable number.

133361157 is a deficient number, since it is larger than the sum of its proper divisors (44507227).

133361157 is an equidigital number, since it uses as much as digits as its factorization.

133361157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379.

The product of its digits is 5670, while the sum is 30.

The square root of 133361157 is about 11548.2101210534. The cubic root of 133361157 is about 510.9084883545.

The spelling of 133361157 in words is "one hundred thirty-three million, three hundred sixty-one thousand, one hundred fifty-seven".