315411225 has 24 divisors (see below), whose sum is σ = 522139200. Its totient is φ = 168006720.

The previous prime is 315411223. The next prime is 315411233. The reversal of 315411225 is 522114513.

It is a happy number.

It is not a de Polignac number, because 315411225 - 2¹ = 315411223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315411195 and 315411204.

It is not an unprimeable number, because it can be changed into a prime (315411223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70351 + ... + 74699.

It is an arithmetic number, because the mean of its divisors is an integer number (21755800).

Almost surely, 2^315411225 is an apocalyptic number.

It is an amenable number.

315411225 is a deficient number, since it is larger than the sum of its proper divisors (206727975).

315411225 is a wasteful number, since it uses less digits than its factorization.

315411225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5329 (or 5324 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 315411225 is about 17759.8205227418. The cubic root of 315411225 is about 680.7051688528.

Adding to 315411225 its reverse (522114513), we get a palindrome (837525738).

The spelling of 315411225 in words is "three hundred fifteen million, four hundred eleven thousand, two hundred twenty-five".