1320012000077 has 2 divisors, whose sum is σ = 1320012000078. Its totient is φ = 1320012000076.

The previous prime is 1320011999993. The next prime is 1320012000089. The reversal of 1320012000077 is 7700002100231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1179007244041 + 141004756036 = 1085821^2 + 375506^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320012000077 - 2⁸ = 1320011999821 is a prime.

It is a super-3 number, since 3×1320012000077³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320012500077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660006000038 + 660006000039.

It is an arithmetic number, because the mean of its divisors is an integer number (660006000039).

Almost surely, 2^{1320012000077} is an apocalyptic number.

It is an amenable number.

1320012000077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320012000077 is an equidigital number, since it uses as much as digits as its factorization.

1320012000077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The spelling of 1320012000077 in words is "one trillion, three hundred twenty billion, twelve million, seventy-seven", and thus it is an aban number.