253425337 has 4 divisors (see below), whose sum is σ = 276464016. Its totient is φ = 230386660.

The previous prime is 253425329. The next prime is 253425343. The reversal of 253425337 is 733524352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253425337 - 2³ = 253425329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253425317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11519323 + ... + 11519344.

It is an arithmetic number, because the mean of its divisors is an integer number (69116004).

Almost surely, 2^253425337 is an apocalyptic number.

It is an amenable number.

253425337 is a deficient number, since it is larger than the sum of its proper divisors (23038679).

253425337 is a wasteful number, since it uses less digits than its factorization.

253425337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23038678.

The product of its digits is 75600, while the sum is 34.

The square root of 253425337 is about 15919.3384598733. The cubic root of 253425337 is about 632.8245867939.

Adding to 253425337 its reverse (733524352), we get a palindrome (986949689).

The spelling of 253425337 in words is "two hundred fifty-three million, four hundred twenty-five thousand, three hundred thirty-seven".