9141914641 has 2 divisors, whose sum is σ = 9141914642. Its totient is φ = 9141914640.

The previous prime is 9141914623. The next prime is 9141914651. The reversal of 9141914641 is 1464191419.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9081137025 + 60777616 = 95295^2 + 7796^2 .

It is a cyclic number.

It is not a de Polignac number, because 9141914641 - 2⁷ = 9141914513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9141914594 and 9141914603.

It is not a weakly prime, because it can be changed into another prime (9141914651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4570957320 + 4570957321.

It is an arithmetic number, because the mean of its divisors is an integer number (4570957321).

Almost surely, 2^9141914641 is an apocalyptic number.

It is an amenable number.

9141914641 is a deficient number, since it is larger than the sum of its proper divisors (1).

9141914641 is an equidigital number, since it uses as much as digits as its factorization.

9141914641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 40.

The square root of 9141914641 is about 95613.3601595509. The cubic root of 9141914641 is about 2090.9599796958.

The spelling of 9141914641 in words is "nine billion, one hundred forty-one million, nine hundred fourteen thousand, six hundred forty-one".