77073811 has 2 divisors, whose sum is σ = 77073812. Its totient is φ = 77073810.

The previous prime is 77073779. The next prime is 77073839. The reversal of 77073811 is 11837077.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77073811 - 2⁵ = 77073779 is a prime.

It is not a weakly prime, because it can be changed into another prime (77073881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38536905 + 38536906.

It is an arithmetic number, because the mean of its divisors is an integer number (38536906).

Almost surely, 2^77073811 is an apocalyptic number.

77073811 is a deficient number, since it is larger than the sum of its proper divisors (1).

77073811 is an equidigital number, since it uses as much as digits as its factorization.

77073811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 34.

The square root of 77073811 is about 8779.1691520326. The cubic root of 77073811 is about 425.5679806214.

The spelling of 77073811 in words is "seventy-seven million, seventy-three thousand, eight hundred eleven".