1009748645471 has 2 divisors, whose sum is σ = 1009748645472. Its totient is φ = 1009748645470.

The previous prime is 1009748645351. The next prime is 1009748645497. The reversal of 1009748645471 is 1745468479001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1009748645471 - 2²² = 1009744451167 is a prime.

It is a super-3 number, since 3×1009748645471³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1009748645071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504874322735 + 504874322736.

It is an arithmetic number, because the mean of its divisors is an integer number (504874322736).

Almost surely, 2^{1009748645471} is an apocalyptic number.

1009748645471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009748645471 is an equidigital number, since it uses as much as digits as its factorization.

1009748645471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 1009748645471 in words is "one trillion, nine billion, seven hundred forty-eight million, six hundred forty-five thousand, four hundred seventy-one".