77683051 has 2 divisors, whose sum is σ = 77683052. Its totient is φ = 77683050.

The previous prime is 77683049. The next prime is 77683061. The reversal of 77683051 is 15038677.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77683051 - 2¹ = 77683049 is a prime.

Together with 77683049, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 77683051.

It is not a weakly prime, because it can be changed into another prime (77683031) 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, 38841525 + 38841526.

It is an arithmetic number, because the mean of its divisors is an integer number (38841526).

Almost surely, 2^77683051 is an apocalyptic number.

77683051 is a deficient number, since it is larger than the sum of its proper divisors (1).

77683051 is an equidigital number, since it uses as much as digits as its factorization.

77683051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 77683051 is about 8813.7988971839. The cubic root of 77683051 is about 426.6863582085.

It can be divided in two parts, 776830 and 51, that added together give a triangular number (776881 = T₁₂₄₆).

The spelling of 77683051 in words is "seventy-seven million, six hundred eighty-three thousand, fifty-one".