53977512 has 16 divisors (see below), whose sum is σ = 134943840. Its totient is φ = 17992496.

The previous prime is 53977489. The next prime is 53977519. The reversal of 53977512 is 21577935.

53977512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53977519) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1124508 + ... + 1124555.

It is an arithmetic number, because the mean of its divisors is an integer number (8433990).

Almost surely, 2^53977512 is an apocalyptic number.

It is an amenable number.

53977512 is an abundant number, since it is smaller than the sum of its proper divisors (80966328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53977512 is a wasteful number, since it uses less digits than its factorization.

53977512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249072 (or 2249068 counting only the distinct ones).

The product of its digits is 66150, while the sum is 39.

The square root of 53977512 is about 7346.9389544218. The cubic root of 53977512 is about 377.9238389712.

The spelling of 53977512 in words is "fifty-three million, nine hundred seventy-seven thousand, five hundred twelve".