848711861 has 2 divisors, whose sum is σ = 848711862. Its totient is φ = 848711860.

The previous prime is 848711837. The next prime is 848711911. The reversal of 848711861 is 168117848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 822599761 + 26112100 = 28681^2 + 5110^2 .

It is a cyclic number.

It is not a de Polignac number, because 848711861 - 2¹⁸ = 848449717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (848711261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424355930 + 424355931.

It is an arithmetic number, because the mean of its divisors is an integer number (424355931).

Almost surely, 2^848711861 is an apocalyptic number.

It is an amenable number.

848711861 is a deficient number, since it is larger than the sum of its proper divisors (1).

848711861 is an equidigital number, since it uses as much as digits as its factorization.

848711861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86016, while the sum is 44.

The square root of 848711861 is about 29132.6596966360. The cubic root of 848711861 is about 946.7894802945.

The spelling of 848711861 in words is "eight hundred forty-eight million, seven hundred eleven thousand, eight hundred sixty-one".