9808861411 has 2 divisors, whose sum is σ = 9808861412. Its totient is φ = 9808861410.

The previous prime is 9808861393. The next prime is 9808861519. The reversal of 9808861411 is 1141688089.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9808861411 - 2²¹ = 9806764259 is a prime.

It is not a weakly prime, because it can be changed into another prime (9808801411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4904430705 + 4904430706.

It is an arithmetic number, because the mean of its divisors is an integer number (4904430706).

Almost surely, 2^9808861411 is an apocalyptic number.

9808861411 is a deficient number, since it is larger than the sum of its proper divisors (1).

9808861411 is an equidigital number, since it uses as much as digits as its factorization.

9808861411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 46.

The square root of 9808861411 is about 99039.6961374579. The cubic root of 9808861411 is about 2140.6197735404.

The spelling of 9808861411 in words is "nine billion, eight hundred eight million, eight hundred sixty-one thousand, four hundred eleven".