3135223225 has 12 divisors (see below), whose sum is σ = 3903815740. Its totient is φ = 2497766400.

The previous prime is 3135223211. The next prime is 3135223229. The reversal of 3135223225 is 5223225313.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 16670889 + 3118552336 = 4083^2 + 55844^2 .

It is not a de Polignac number, because 3135223225 - 2¹⁷ = 3135092153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3135223193 and 3135223202.

It is not an unprimeable number, because it can be changed into a prime (3135223229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254160 + ... + 266209.

Almost surely, 2^3135223225 is an apocalyptic number.

It is an amenable number.

3135223225 is a deficient number, since it is larger than the sum of its proper divisors (768592515).

3135223225 is a wasteful number, since it uses less digits than its factorization.

3135223225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520620 (or 520615 counting only the distinct ones).

The product of its digits is 10800, while the sum is 28.

The square root of 3135223225 is about 55993.0640794018. The cubic root of 3135223225 is about 1463.6014212578.

Adding to 3135223225 its reverse (5223225313), we get a palindrome (8358448538).

The spelling of 3135223225 in words is "three billion, one hundred thirty-five million, two hundred twenty-three thousand, two hundred twenty-five".