53451779 has 2 divisors, whose sum is σ = 53451780. Its totient is φ = 53451778.

The previous prime is 53451773. The next prime is 53451787. The reversal of 53451779 is 97715435.

53451779 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 53451779 - 2⁴ = 53451763 is a prime.

It is not a weakly prime, because it can be changed into another prime (53451773) 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, 26725889 + 26725890.

It is an arithmetic number, because the mean of its divisors is an integer number (26725890).

Almost surely, 2^53451779 is an apocalyptic number.

53451779 is a deficient number, since it is larger than the sum of its proper divisors (1).

53451779 is an equidigital number, since it uses as much as digits as its factorization.

53451779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 41.

The square root of 53451779 is about 7311.0723563647. The cubic root of 53451779 is about 376.6928596225.

The spelling of 53451779 in words is "fifty-three million, four hundred fifty-one thousand, seven hundred seventy-nine".