38776811 has 2 divisors, whose sum is σ = 38776812. Its totient is φ = 38776810.

The previous prime is 38776769. The next prime is 38776819. The reversal of 38776811 is 11867783.

It is a strong prime.

It is an emirp because it is prime and its reverse (11867783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38776811 - 2¹⁴ = 38760427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38776819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19388405 + 19388406.

It is an arithmetic number, because the mean of its divisors is an integer number (19388406).

Almost surely, 2^38776811 is an apocalyptic number.

38776811 is a deficient number, since it is larger than the sum of its proper divisors (1).

38776811 is an equidigital number, since it uses as much as digits as its factorization.

38776811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 41.

The square root of 38776811 is about 6227.1029379640. The cubic root of 38776811 is about 338.4729994093.

The spelling of 38776811 in words is "thirty-eight million, seven hundred seventy-six thousand, eight hundred eleven".