4135555225 has 12 divisors (see below), whose sum is σ = 5132665660. Its totient is φ = 3305491200.

The previous prime is 4135555223. The next prime is 4135555253. The reversal of 4135555225 is 5225555314.

It can be written as a sum of positive squares in 6 ways, for example, as 1898170624 + 2237384601 = 43568^2 + 47301^2 .

It is not a de Polignac number, because 4135555225 - 2¹ = 4135555223 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4135555223) 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 11 ways as a sum of consecutive naturals, for example, 45036 + ... + 101485.

Almost surely, 2^4135555225 is an apocalyptic number.

It is an amenable number.

4135555225 is a deficient number, since it is larger than the sum of its proper divisors (997110435).

4135555225 is a wasteful number, since it uses less digits than its factorization.

4135555225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147660 (or 147655 counting only the distinct ones).

The product of its digits is 150000, while the sum is 37.

The square root of 4135555225 is about 64308.2827091503. The cubic root of 4135555225 is about 1605.1339290355.

It can be divided in two parts, 41355 and 55225, that added together give a triangular number (96580 = T₄₃₉).

The spelling of 4135555225 in words is "four billion, one hundred thirty-five million, five hundred fifty-five thousand, two hundred twenty-five".