9854969959 has 2 divisors, whose sum is σ = 9854969960. Its totient is φ = 9854969958.

The previous prime is 9854969941. The next prime is 9854969977. The reversal of 9854969959 is 9599694589.

It is a balanced prime because it is at equal distance from previous prime (9854969941) and next prime (9854969977).

It is a cyclic number.

It is not a de Polignac number, because 9854969959 - 2²³ = 9846581351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9854969891 and 9854969900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9854960959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4927484979 + 4927484980.

It is an arithmetic number, because the mean of its divisors is an integer number (4927484980).

Almost surely, 2^9854969959 is an apocalyptic number.

9854969959 is a deficient number, since it is larger than the sum of its proper divisors (1).

9854969959 is an equidigital number, since it uses as much as digits as its factorization.

9854969959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283435200, while the sum is 73.

The square root of 9854969959 is about 99272.2013405566. The cubic root of 9854969959 is about 2143.9686711533.

The spelling of 9854969959 in words is "nine billion, eight hundred fifty-four million, nine hundred sixty-nine thousand, nine hundred fifty-nine".