11772381007 has 2 divisors, whose sum is σ = 11772381008. Its totient is φ = 11772381006.

The previous prime is 11772380987. The next prime is 11772381011. The reversal of 11772381007 is 70018327711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11772381007 - 2²³ = 11763992399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11772381077) 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, 5886190503 + 5886190504.

It is an arithmetic number, because the mean of its divisors is an integer number (5886190504).

Almost surely, 2^11772381007 is an apocalyptic number.

11772381007 is a deficient number, since it is larger than the sum of its proper divisors (1).

11772381007 is an equidigital number, since it uses as much as digits as its factorization.

11772381007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 37.

The spelling of 11772381007 in words is "eleven billion, seven hundred seventy-two million, three hundred eighty-one thousand, seven".