53545012 has 12 divisors (see below), whose sum is σ = 97778016. Its totient is φ = 25608440.

The previous prime is 53545003. The next prime is 53545013. The reversal of 53545012 is 21054535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53545013) 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, 290914 + ... + 291097.

It is an arithmetic number, because the mean of its divisors is an integer number (8148168).

Almost surely, 2^53545012 is an apocalyptic number.

It is an amenable number.

53545012 is a deficient number, since it is larger than the sum of its proper divisors (44233004).

53545012 is a wasteful number, since it uses less digits than its factorization.

53545012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582038 (or 582036 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 53545012 is about 7317.4457292145. The cubic root of 53545012 is about 376.9117472902.

Adding to 53545012 its reverse (21054535), we get a palindrome (74599547).

The spelling of 53545012 in words is "fifty-three million, five hundred forty-five thousand, twelve".