133332151 has 4 divisors (see below), whose sum is σ = 133421904. Its totient is φ = 133242400.

The previous prime is 133332137. The next prime is 133332163. The reversal of 133332151 is 151233331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151233331 = 19 ⋅7959649.

It is a cyclic number.

It is not a de Polignac number, because 133332151 - 2⁵ = 133332119 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 (133332131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42610 + ... + 45631.

It is an arithmetic number, because the mean of its divisors is an integer number (33355476).

Almost surely, 2^133332151 is an apocalyptic number.

133332151 is a deficient number, since it is larger than the sum of its proper divisors (89753).

133332151 is an equidigital number, since it uses as much as digits as its factorization.

133332151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89752.

The product of its digits is 810, while the sum is 22.

The square root of 133332151 is about 11546.9541871439. The cubic root of 133332151 is about 510.8714448693.

Adding to 133332151 its reverse (151233331), we get a palindrome (284565482).

The spelling of 133332151 in words is "one hundred thirty-three million, three hundred thirty-two thousand, one hundred fifty-one".