53856379 has 2 divisors, whose sum is σ = 53856380. Its totient is φ = 53856378.

The previous prime is 53856377. The next prime is 53856389. The reversal of 53856379 is 97365835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53856379 - 2¹ = 53856377 is a prime.

Together with 53856377, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53856371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26928189 + 26928190.

It is an arithmetic number, because the mean of its divisors is an integer number (26928190).

Almost surely, 2^53856379 is an apocalyptic number.

53856379 is a deficient number, since it is larger than the sum of its proper divisors (1).

53856379 is an equidigital number, since it uses as much as digits as its factorization.

53856379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The square root of 53856379 is about 7338.6905507727. The cubic root of 53856379 is about 377.6409227820.

The spelling of 53856379 in words is "fifty-three million, eight hundred fifty-six thousand, three hundred seventy-nine".