77032027 has 2 divisors, whose sum is σ = 77032028. Its totient is φ = 77032026.

The previous prime is 77031979. The next prime is 77032063. The reversal of 77032027 is 72023077.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77032027 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 77031986 and 77032004.

It is not a weakly prime, because it can be changed into another prime (77032097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38516013 + 38516014.

It is an arithmetic number, because the mean of its divisors is an integer number (38516014).

Almost surely, 2^77032027 is an apocalyptic number.

77032027 is a deficient number, since it is larger than the sum of its proper divisors (1).

77032027 is an equidigital number, since it uses as much as digits as its factorization.

77032027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 28.

The square root of 77032027 is about 8776.7891053619. The cubic root of 77032027 is about 425.4910623764.

It can be divided in two parts, 7703 and 2027, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 77032027 in words is "seventy-seven million, thirty-two thousand, twenty-seven".