747080245187 has 2 divisors, whose sum is σ = 747080245188. Its totient is φ = 747080245186.

The previous prime is 747080245181. The next prime is 747080245189. The reversal of 747080245187 is 781542080747.

It is a strong prime.

It is an emirp because it is prime and its reverse (781542080747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747080245187 - 2²⁴ = 747063467971 is a prime.

Together with 747080245189, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (747080245181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373540122593 + 373540122594.

It is an arithmetic number, because the mean of its divisors is an integer number (373540122594).

Almost surely, 2^747080245187 is an apocalyptic number.

747080245187 is a deficient number, since it is larger than the sum of its proper divisors (1).

747080245187 is an equidigital number, since it uses as much as digits as its factorization.

747080245187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3512320, while the sum is 53.

The spelling of 747080245187 in words is "seven hundred forty-seven billion, eighty million, two hundred forty-five thousand, one hundred eighty-seven".