94412881547 has 2 divisors, whose sum is σ = 94412881548. Its totient is φ = 94412881546.

The previous prime is 94412881543. The next prime is 94412881573. The reversal of 94412881547 is 74518821449.

It is a weak prime.

It is an emirp because it is prime and its reverse (74518821449) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94412881547 - 2² = 94412881543 is a prime.

It is a super-2 number, since 2×94412881547² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (94412881543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47206440773 + 47206440774.

It is an arithmetic number, because the mean of its divisors is an integer number (47206440774).

Almost surely, 2^94412881547 is an apocalyptic number.

94412881547 is a deficient number, since it is larger than the sum of its proper divisors (1).

94412881547 is an equidigital number, since it uses as much as digits as its factorization.

94412881547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 53.

The spelling of 94412881547 in words is "ninety-four billion, four hundred twelve million, eight hundred eighty-one thousand, five hundred forty-seven".