53361239 has 4 divisors (see below), whose sum is σ = 53425680. Its totient is φ = 53296800.

The previous prime is 53361227. The next prime is 53361241. The reversal of 53361239 is 93216335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93216335 = 5 ⋅18643267.

It is a cyclic number.

It is not a de Polignac number, because 53361239 - 2⁴ = 53361223 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 (53361439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30962 + ... + 32639.

It is an arithmetic number, because the mean of its divisors is an integer number (13356420).

Almost surely, 2^53361239 is an apocalyptic number.

53361239 is a deficient number, since it is larger than the sum of its proper divisors (64441).

53361239 is an equidigital number, since it uses as much as digits as its factorization.

53361239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64440.

The product of its digits is 14580, while the sum is 32.

The square root of 53361239 is about 7304.8777539395. The cubic root of 53361239 is about 376.4800506999.

The spelling of 53361239 in words is "fifty-three million, three hundred sixty-one thousand, two hundred thirty-nine".