151330225 has 12 divisors (see below), whose sum is σ = 195808896. Its totient is φ = 115800080.

The previous prime is 151330217. The next prime is 151330247. The reversal of 151330225 is 522033151.

It is not a de Polignac number, because 151330225 - 2³ = 151330217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 151330196 and 151330205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131017 + ... + 132166.

It is an arithmetic number, because the mean of its divisors is an integer number (16317408).

Almost surely, 2^151330225 is an apocalyptic number.

It is an amenable number.

151330225 is a deficient number, since it is larger than the sum of its proper divisors (44478671).

151330225 is a wasteful number, since it uses less digits than its factorization.

151330225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263216 (or 263211 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 151330225 is about 12301.6350539268. The cubic root of 151330225 is about 532.8953033191.

Adding to 151330225 its reverse (522033151), we get a palindrome (673363376).

The spelling of 151330225 in words is "one hundred fifty-one million, three hundred thirty thousand, two hundred twenty-five".