53775937 has 2 divisors, whose sum is σ = 53775938. Its totient is φ = 53775936.

The previous prime is 53775923. The next prime is 53775959. The reversal of 53775937 is 73957735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53129521 + 646416 = 7289^2 + 804^2 .

It is a cyclic number.

It is not a de Polignac number, because 53775937 - 2⁷ = 53775809 is a prime.

It is not a weakly prime, because it can be changed into another prime (53775907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26887968 + 26887969.

It is an arithmetic number, because the mean of its divisors is an integer number (26887969).

Almost surely, 2^53775937 is an apocalyptic number.

It is an amenable number.

53775937 is a deficient number, since it is larger than the sum of its proper divisors (1).

53775937 is an equidigital number, since it uses as much as digits as its factorization.

53775937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 694575, while the sum is 46.

The square root of 53775937 is about 7333.2078246835. The cubic root of 53775937 is about 377.4528093284.

The spelling of 53775937 in words is "fifty-three million, seven hundred seventy-five thousand, nine hundred thirty-seven".