77441053 has 2 divisors, whose sum is σ = 77441054. Its totient is φ = 77441052.

The previous prime is 77441051. The next prime is 77441081. The reversal of 77441053 is 35014477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52461049 + 24980004 = 7243^2 + 4998^2 .

It is a cyclic number.

It is not a de Polignac number, because 77441053 - 2¹ = 77441051 is a prime.

Together with 77441051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77441051) 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, 38720526 + 38720527.

It is an arithmetic number, because the mean of its divisors is an integer number (38720527).

Almost surely, 2^77441053 is an apocalyptic number.

It is an amenable number.

77441053 is a deficient number, since it is larger than the sum of its proper divisors (1).

77441053 is an equidigital number, since it uses as much as digits as its factorization.

77441053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 77441053 is about 8800.0598293421. The cubic root of 77441053 is about 426.2428266524.

The spelling of 77441053 in words is "seventy-seven million, four hundred forty-one thousand, fifty-three".