53559413 has 6 divisors (see below), whose sum is σ = 55343862. Its totient is φ = 51830760.

The previous prime is 53559397. The next prime is 53559427. The reversal of 53559413 is 31495535.

It can be written as a sum of positive squares in only one way, i.e., 52171729 + 1387684 = 7223^2 + 1178^2 .

It is not a de Polignac number, because 53559413 - 2⁴ = 53559397 is a prime.

It is a super-2 number, since 2×53559413² = 5737221441809138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53559463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26906 + ... + 28827.

It is an arithmetic number, because the mean of its divisors is an integer number (9223977).

Almost surely, 2^53559413 is an apocalyptic number.

It is an amenable number.

53559413 is a deficient number, since it is larger than the sum of its proper divisors (1784449).

53559413 is an equidigital number, since it uses as much as digits as its factorization.

53559413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55795 (or 55764 counting only the distinct ones).

The product of its digits is 40500, while the sum is 35.

The square root of 53559413 is about 7318.4296812909. The cubic root of 53559413 is about 376.9455345615.

The spelling of 53559413 in words is "fifty-three million, five hundred fifty-nine thousand, four hundred thirteen".