53113556 has 6 divisors (see below), whose sum is σ = 92948730. Its totient is φ = 26556776.

The previous prime is 53113547. The next prime is 53113591. The reversal of 53113556 is 65531135.

53113556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 45104656 + 8008900 = 6716^2 + 2830^2 .

It is a congruent number.

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, 6639191 + ... + 6639198.

It is an arithmetic number, because the mean of its divisors is an integer number (15491455).

Almost surely, 2^53113556 is an apocalyptic number.

It is an amenable number.

53113556 is a deficient number, since it is larger than the sum of its proper divisors (39835174).

53113556 is a wasteful number, since it uses less digits than its factorization.

53113556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13278393 (or 13278391 counting only the distinct ones).

The product of its digits is 6750, while the sum is 29.

The square root of 53113556 is about 7287.9047743504. The cubic root of 53113556 is about 375.8966537308.

The spelling of 53113556 in words is "fifty-three million, one hundred thirteen thousand, five hundred fifty-six".