53559379 has 2 divisors, whose sum is σ = 53559380. Its totient is φ = 53559378.

The previous prime is 53559371. The next prime is 53559383. The reversal of 53559379 is 97395535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53559379 - 2³ = 53559371 is a prime.

It is not a weakly prime, because it can be changed into another prime (53559371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26779689 + 26779690.

It is an arithmetic number, because the mean of its divisors is an integer number (26779690).

Almost surely, 2^53559379 is an apocalyptic number.

53559379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53559379 is an equidigital number, since it uses as much as digits as its factorization.

53559379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 637875, while the sum is 46.

The square root of 53559379 is about 7318.4273583879. The cubic root of 53559379 is about 376.9454547987.

The spelling of 53559379 in words is "fifty-three million, five hundred fifty-nine thousand, three hundred seventy-nine".