53361423 has 10 divisors (see below), whose sum is σ = 79712864. Its totient is φ = 35574228.

The previous prime is 53361391. The next prime is 53361439. The reversal of 53361423 is 32416335.

It is a happy number.

It is not a de Polignac number, because 53361423 - 2⁵ = 53361391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53361493) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 329311 + ... + 329472.

Almost surely, 2^53361423 is an apocalyptic number.

53361423 is a deficient number, since it is larger than the sum of its proper divisors (26351441).

53361423 is an equidigital number, since it uses as much as digits as its factorization.

53361423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658795 (or 658786 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 53361423 is about 7304.8903482530. The cubic root of 53361423 is about 376.4804834251.

Adding to 53361423 its reverse (32416335), we get a palindrome (85777758).

The spelling of 53361423 in words is "fifty-three million, three hundred sixty-one thousand, four hundred twenty-three".