747055973971 has 2 divisors, whose sum is σ = 747055973972. Its totient is φ = 747055973970.

The previous prime is 747055973957. The next prime is 747055973977. The reversal of 747055973971 is 179379550747.

It is a strong prime.

It is an emirp because it is prime and its reverse (179379550747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747055973971 - 2²³ = 747047585363 is a prime.

It is not a weakly prime, because it can be changed into another prime (747055973977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373527986985 + 373527986986.

It is an arithmetic number, because the mean of its divisors is an integer number (373527986986).

Almost surely, 2^747055973971 is an apocalyptic number.

747055973971 is a deficient number, since it is larger than the sum of its proper divisors (1).

747055973971 is an equidigital number, since it uses as much as digits as its factorization.

747055973971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58344300, while the sum is 64.

The spelling of 747055973971 in words is "seven hundred forty-seven billion, fifty-five million, nine hundred seventy-three thousand, nine hundred seventy-one".