53078771 has 2 divisors, whose sum is σ = 53078772. Its totient is φ = 53078770.

The previous prime is 53078713. The next prime is 53078791. The reversal of 53078771 is 17787035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53078771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53078791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26539385 + 26539386.

It is an arithmetic number, because the mean of its divisors is an integer number (26539386).

Almost surely, 2^53078771 is an apocalyptic number.

53078771 is a deficient number, since it is larger than the sum of its proper divisors (1).

53078771 is an equidigital number, since it uses as much as digits as its factorization.

53078771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 53078771 is about 7285.5178951122. The cubic root of 53078771 is about 375.8145753715.

The spelling of 53078771 in words is "fifty-three million, seventy-eight thousand, seven hundred seventy-one".