53505379 has 2 divisors, whose sum is σ = 53505380. Its totient is φ = 53505378.

The previous prime is 53505371. The next prime is 53505433. The reversal of 53505379 is 97350535.

53505379 is nontrivially palindromic in base 15.

53505379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53505379 - 2³ = 53505371 is a prime.

It is not a weakly prime, because it can be changed into another prime (53505371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26752689 + 26752690.

It is an arithmetic number, because the mean of its divisors is an integer number (26752690).

Almost surely, 2^53505379 is an apocalyptic number.

53505379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53505379 is an equidigital number, since it uses as much as digits as its factorization.

53505379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70875, while the sum is 37.

The square root of 53505379 is about 7314.7371107922. The cubic root of 53505379 is about 376.8187300332.

The spelling of 53505379 in words is "fifty-three million, five hundred five thousand, three hundred seventy-nine".