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8613405923 is a prime number
BaseRepresentation
bin10000000010110011…
…00010010011100011
3211020021122100122012
420001121202103203
5120120012442143
63542411103135
7423306512423
oct100131422343
924207570565
108613405923
1137200523a1
121804741aab
13a736538c5
145b9d40483
153562b5418
hex2016624e3

8613405923 has 2 divisors, whose sum is σ = 8613405924. Its totient is φ = 8613405922.

The previous prime is 8613405917. The next prime is 8613405937. The reversal of 8613405923 is 3295043168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8613405923 - 216 = 8613340387 is a prime.

It is not a weakly prime, because it can be changed into another prime (8613405973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4306702961 + 4306702962.

It is an arithmetic number, because the mean of its divisors is an integer number (4306702962).

Almost surely, 28613405923 is an apocalyptic number.

8613405923 is a deficient number, since it is larger than the sum of its proper divisors (1).

8613405923 is an equidigital number, since it uses as much as digits as its factorization.

8613405923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 8613405923 is about 92808.4367016275. The cubic root of 8613405923 is about 2049.8636374099.

The spelling of 8613405923 in words is "eight billion, six hundred thirteen million, four hundred five thousand, nine hundred twenty-three".