253511332 has 6 divisors (see below), whose sum is σ = 443644838. Its totient is φ = 126755664.

The previous prime is 253511329. The next prime is 253511371. The reversal of 253511332 is 233115352.

It can be written as a sum of positive squares in only one way, i.e., 236421376 + 17089956 = 15376^2 + 4134^2 .

It is a junction number, because it is equal to n+sod(n) for n = 253511297 and 253511306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31688913 + ... + 31688920.

Almost surely, 2^253511332 is an apocalyptic number.

It is an amenable number.

253511332 is a deficient number, since it is larger than the sum of its proper divisors (190133506).

253511332 is a wasteful number, since it uses less digits than its factorization.

253511332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63377837 (or 63377835 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 253511332 is about 15922.0391910082. The cubic root of 253511332 is about 632.8961576383.

Adding to 253511332 its reverse (233115352), we get a palindrome (486626684).

The spelling of 253511332 in words is "two hundred fifty-three million, five hundred eleven thousand, three hundred thirty-two".