53368279 has 4 divisors (see below), whose sum is σ = 53459784. Its totient is φ = 53276776.

The previous prime is 53368243. The next prime is 53368291. The reversal of 53368279 is 97286335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97286335 = 5 ⋅19457267.

It is a cyclic number.

It is not a de Polignac number, because 53368279 - 2¹⁷ = 53237207 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 (53368079) 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, 44872 + ... + 46045.

It is an arithmetic number, because the mean of its divisors is an integer number (13364946).

Almost surely, 2^53368279 is an apocalyptic number.

53368279 is a deficient number, since it is larger than the sum of its proper divisors (91505).

53368279 is an equidigital number, since it uses as much as digits as its factorization.

53368279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91504.

The product of its digits is 272160, while the sum is 43.

The square root of 53368279 is about 7305.3596078496. The cubic root of 53368279 is about 376.4966064313.

The spelling of 53368279 in words is "fifty-three million, three hundred sixty-eight thousand, two hundred seventy-nine".