133352157 has 4 divisors (see below), whose sum is σ = 177802880. Its totient is φ = 88901436.

The previous prime is 133352119. The next prime is 133352209. The reversal of 133352157 is 751253331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 133352157 - 2¹⁰ = 133351133 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 (133352117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22225357 + ... + 22225362.

It is an arithmetic number, because the mean of its divisors is an integer number (44450720).

Almost surely, 2^133352157 is an apocalyptic number.

It is an amenable number.

133352157 is a deficient number, since it is larger than the sum of its proper divisors (44450723).

133352157 is an equidigital number, since it uses as much as digits as its factorization.

133352157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44450722.

The product of its digits is 9450, while the sum is 30.

The square root of 133352157 is about 11547.8204437028. The cubic root of 133352157 is about 510.8969950533.

The spelling of 133352157 in words is "one hundred thirty-three million, three hundred fifty-two thousand, one hundred fifty-seven".