53394379 has 2 divisors, whose sum is σ = 53394380. Its totient is φ = 53394378.

The previous prime is 53394371. The next prime is 53394437. The reversal of 53394379 is 97349335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53394379 - 2³ = 53394371 is a prime.

It is not a weakly prime, because it can be changed into another prime (53394371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26697189 + 26697190.

It is an arithmetic number, because the mean of its divisors is an integer number (26697190).

Almost surely, 2^53394379 is an apocalyptic number.

53394379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53394379 is an equidigital number, since it uses as much as digits as its factorization.

53394379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 43.

The square root of 53394379 is about 7307.1457491965. The cubic root of 53394379 is about 376.5579722222.

The spelling of 53394379 in words is "fifty-three million, three hundred ninety-four thousand, three hundred seventy-nine".