945170895499 has 2 divisors, whose sum is σ = 945170895500. Its totient is φ = 945170895498.

The previous prime is 945170895481. The next prime is 945170895527. The reversal of 945170895499 is 994598071549.

It is a weak prime.

It is an emirp because it is prime and its reverse (994598071549) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-945170895499 is a prime.

It is not a weakly prime, because it can be changed into another prime (945170895479) 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, 472585447749 + 472585447750.

It is an arithmetic number, because the mean of its divisors is an integer number (472585447750).

Almost surely, 2^945170895499 is an apocalyptic number.

945170895499 is a deficient number, since it is larger than the sum of its proper divisors (1).

945170895499 is an equidigital number, since it uses as much as digits as its factorization.

945170895499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 146966400, while the sum is 70.

The spelling of 945170895499 in words is "nine hundred forty-five billion, one hundred seventy million, eight hundred ninety-five thousand, four hundred ninety-nine".