151330033 has 4 divisors (see below), whose sum is σ = 156548340. Its totient is φ = 146111728.

The previous prime is 151330013. The next prime is 151330093. The reversal of 151330033 is 330033151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 115605504 + 35724529 = 10752^2 + 5977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151330033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151330013) 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, 2609110 + ... + 2609167.

It is an arithmetic number, because the mean of its divisors is an integer number (39137085).

Almost surely, 2^151330033 is an apocalyptic number.

It is an amenable number.

151330033 is a deficient number, since it is larger than the sum of its proper divisors (5218307).

151330033 is an equidigital number, since it uses as much as digits as its factorization.

151330033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5218306.

The product of its (nonzero) digits is 405, while the sum is 19.

The square root of 151330033 is about 12301.6272500836. The cubic root of 151330033 is about 532.8950779490.

Adding to 151330033 its reverse (330033151), we get a palindrome (481363184).

The spelling of 151330033 in words is "one hundred fifty-one million, three hundred thirty thousand, thirty-three".