77268283 has 2 divisors, whose sum is σ = 77268284. Its totient is φ = 77268282.

The previous prime is 77268277. The next prime is 77268299. The reversal of 77268283 is 38286277.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77268283 is a prime.

It is not a weakly prime, because it can be changed into another prime (77268203) 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, 38634141 + 38634142.

It is an arithmetic number, because the mean of its divisors is an integer number (38634142).

Almost surely, 2^77268283 is an apocalyptic number.

77268283 is a deficient number, since it is larger than the sum of its proper divisors (1).

77268283 is an equidigital number, since it uses as much as digits as its factorization.

77268283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 43.

The square root of 77268283 is about 8790.2379376215. The cubic root of 77268283 is about 425.9256098659.

The spelling of 77268283 in words is "seventy-seven million, two hundred sixty-eight thousand, two hundred eighty-three".