11780718373 has 2 divisors, whose sum is σ = 11780718374. Its totient is φ = 11780718372.

The previous prime is 11780718353. The next prime is 11780718419. The reversal of 11780718373 is 37381708711.

It is an a-pointer prime, because the next prime (11780718419) can be obtained adding 11780718373 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9644614849 + 2136103524 = 98207^2 + 46218^2 .

It is a cyclic number.

It is not a de Polignac number, because 11780718373 - 2²¹ = 11778621221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11780718353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5890359186 + 5890359187.

It is an arithmetic number, because the mean of its divisors is an integer number (5890359187).

Almost surely, 2^11780718373 is an apocalyptic number.

It is an amenable number.

11780718373 is a deficient number, since it is larger than the sum of its proper divisors (1).

11780718373 is an equidigital number, since it uses as much as digits as its factorization.

11780718373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 46.

The spelling of 11780718373 in words is "eleven billion, seven hundred eighty million, seven hundred eighteen thousand, three hundred seventy-three".