53441977 has 2 divisors, whose sum is σ = 53441978. Its totient is φ = 53441976.

The previous prime is 53441951. The next prime is 53442017. The reversal of 53441977 is 77914435.

It is an a-pointer prime, because the next prime (53442017) can be obtained adding 53441977 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45846441 + 7595536 = 6771^2 + 2756^2 .

It is a cyclic number.

It is not a de Polignac number, because 53441977 - 2⁷ = 53441849 is a prime.

It is not a weakly prime, because it can be changed into another prime (53441077) 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, 26720988 + 26720989.

It is an arithmetic number, because the mean of its divisors is an integer number (26720989).

Almost surely, 2^53441977 is an apocalyptic number.

It is an amenable number.

53441977 is a deficient number, since it is larger than the sum of its proper divisors (1).

53441977 is an equidigital number, since it uses as much as digits as its factorization.

53441977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 40.

The square root of 53441977 is about 7310.4019725320. The cubic root of 53441977 is about 376.6698322060.

The spelling of 53441977 in words is "fifty-three million, four hundred forty-one thousand, nine hundred seventy-seven".