53045312 has 14 divisors (see below), whose sum is σ = 105261918. Its totient is φ = 26522624.

The previous prime is 53045249. The next prime is 53045327. The reversal of 53045312 is 21354035.

It can be written as a sum of positive squares in only one way, i.e., 33825856 + 19219456 = 5816^2 + 4384^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414353 + ... + 414480.

Almost surely, 2^53045312 is an apocalyptic number.

It is an amenable number.

53045312 is a deficient number, since it is larger than the sum of its proper divisors (52216606).

53045312 is an equidigital number, since it uses as much as digits as its factorization.

53045312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828845 (or 828835 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53045312 is about 7283.2212653468. The cubic root of 53045312 is about 375.7355919869.

Adding to 53045312 its reverse (21354035), we get a palindrome (74399347).

The spelling of 53045312 in words is "fifty-three million, forty-five thousand, three hundred twelve".