52777379 has 2 divisors, whose sum is σ = 52777380. Its totient is φ = 52777378.

The previous prime is 52777357. The next prime is 52777391. The reversal of 52777379 is 97377725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52777379 - 2¹² = 52773283 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52777339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26388689 + 26388690.

It is an arithmetic number, because the mean of its divisors is an integer number (26388690).

Almost surely, 2^52777379 is an apocalyptic number.

52777379 is a deficient number, since it is larger than the sum of its proper divisors (1).

52777379 is an equidigital number, since it uses as much as digits as its factorization.

52777379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648270, while the sum is 47.

The square root of 52777379 is about 7264.8041267470. The cubic root of 52777379 is about 375.1019077111.

The spelling of 52777379 in words is "fifty-two million, seven hundred seventy-seven thousand, three hundred seventy-nine".