7378118773 has 2 divisors, whose sum is σ = 7378118774. Its totient is φ = 7378118772.

The previous prime is 7378118731. The next prime is 7378118777. The reversal of 7378118773 is 3778118737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3853678084 + 3524440689 = 62078^2 + 59367^2 .

It is an emirp because it is prime and its reverse (3778118737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7378118773 - 2⁹ = 7378118261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7378118773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7378118777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3689059386 + 3689059387.

It is an arithmetic number, because the mean of its divisors is an integer number (3689059387).

Almost surely, 2^7378118773 is an apocalyptic number.

It is an amenable number.

7378118773 is a deficient number, since it is larger than the sum of its proper divisors (1).

7378118773 is an equidigital number, since it uses as much as digits as its factorization.

7378118773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382976, while the sum is 52.

The square root of 7378118773 is about 85895.9764657228. The cubic root of 7378118773 is about 1946.7725505592.

The spelling of 7378118773 in words is "seven billion, three hundred seventy-eight million, one hundred eighteen thousand, seven hundred seventy-three".