1202323328977 has 2 divisors, whose sum is σ = 1202323328978. Its totient is φ = 1202323328976.

The previous prime is 1202323328939. The next prime is 1202323329023. The reversal of 1202323328977 is 7798233232021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1201996478736 + 326850241 = 1096356^2 + 18079^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202323328977 - 2¹⁹ = 1202322804689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1202323328977.

It is not a weakly prime, because it can be changed into another prime (1202323328177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601161664488 + 601161664489.

It is an arithmetic number, because the mean of its divisors is an integer number (601161664489).

Almost surely, 2^{1202323328977} is an apocalyptic number.

It is an amenable number.

1202323328977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202323328977 is an equidigital number, since it uses as much as digits as its factorization.

1202323328977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 1202323328977 in words is "one trillion, two hundred two billion, three hundred twenty-three million, three hundred twenty-eight thousand, nine hundred seventy-seven".