425512253 has 4 divisors (see below), whose sum is σ = 425616828. Its totient is φ = 425407680.

The previous prime is 425512237. The next prime is 425512267. The reversal of 425512253 is 352215524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 385847449 + 39664804 = 19643^2 + 6298^2 .

It is a cyclic number.

It is not a de Polignac number, because 425512253 - 2⁴ = 425512237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425512553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45926 + ... + 54407.

It is an arithmetic number, because the mean of its divisors is an integer number (106404207).

Almost surely, 2^425512253 is an apocalyptic number.

It is an amenable number.

425512253 is a deficient number, since it is larger than the sum of its proper divisors (104575).

425512253 is a wasteful number, since it uses less digits than its factorization.

425512253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104574.

The product of its digits is 12000, while the sum is 29.

The square root of 425512253 is about 20627.9483468424. The cubic root of 425512253 is about 752.1492443006.

Adding to 425512253 its reverse (352215524), we get a palindrome (777727777).

The spelling of 425512253 in words is "four hundred twenty-five million, five hundred twelve thousand, two hundred fifty-three".