120978002573 has 2 divisors, whose sum is σ = 120978002574. Its totient is φ = 120978002572.

The previous prime is 120978002557. The next prime is 120978002617. The reversal of 120978002573 is 375200879021.

It is an a-pointer prime, because the next prime (120978002617) can be obtained adding 120978002573 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108117988969 + 12860013604 = 328813^2 + 113402^2 .

It is an emirp because it is prime and its reverse (375200879021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120978002573 - 2⁴ = 120978002557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120978004573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60489001286 + 60489001287.

It is an arithmetic number, because the mean of its divisors is an integer number (60489001287).

Almost surely, 2^120978002573 is an apocalyptic number.

It is an amenable number.

120978002573 is a deficient number, since it is larger than the sum of its proper divisors (1).

120978002573 is an equidigital number, since it uses as much as digits as its factorization.

120978002573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 120978002573 in words is "one hundred twenty billion, nine hundred seventy-eight million, two thousand, five hundred seventy-three".