53418959 has 6 divisors (see below), whose sum is σ = 58716840. Its totient is φ = 48562580.

The previous prime is 53418929. The next prime is 53418973. The reversal of 53418959 is 95981435.

It is a happy number.

It is not a de Polignac number, because 53418959 - 2²⁴ = 36641743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53418919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220619 + ... + 220860.

It is an arithmetic number, because the mean of its divisors is an integer number (9786140).

Almost surely, 2^53418959 is an apocalyptic number.

53418959 is a deficient number, since it is larger than the sum of its proper divisors (5297881).

53418959 is a wasteful number, since it uses less digits than its factorization.

53418959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441501 (or 441490 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 53418959 is about 7308.8274709422. The cubic root of 53418959 is about 376.6157459380.

The spelling of 53418959 in words is "fifty-three million, four hundred eighteen thousand, nine hundred fifty-nine".