4140355225 has 12 divisors (see below), whose sum is σ = 5140506924. Its totient is φ = 3308112320.

The previous prime is 4140355223. The next prime is 4140355229. The reversal of 4140355225 is 5225530414.

It can be written as a sum of positive squares in 6 ways, for example, as 96412761 + 4043942464 = 9819^2 + 63592^2 .

It is not a de Polignac number, because 4140355225 - 2¹ = 4140355223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4140355223) 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, 83974 + ... + 123823.

It is an arithmetic number, because the mean of its divisors is an integer number (428375577).

Almost surely, 2^4140355225 is an apocalyptic number.

It is an amenable number.

4140355225 is a deficient number, since it is larger than the sum of its proper divisors (1000151699).

4140355225 is a wasteful number, since it uses less digits than its factorization.

4140355225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208604 (or 208599 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 4140355225 is about 64345.5921178755. The cubic root of 4140355225 is about 1605.7546972694.

Adding to 4140355225 its reverse (5225530414), we get a palindrome (9365885639).

The spelling of 4140355225 in words is "four billion, one hundred forty million, three hundred fifty-five thousand, two hundred twenty-five".