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40646113 is a prime number
BaseRepresentation
bin1001101100001…
…1010111100001
32211111000222121
42123003113201
540401133423
64011104241
71002325534
oct233032741
984430877
1040646113
1120a42032
1211742081
138561971
145580a1b
15387d45d
hex26c35e1

40646113 has 2 divisors, whose sum is σ = 40646114. Its totient is φ = 40646112.

The previous prime is 40646107. The next prime is 40646141. The reversal of 40646113 is 31164604.

40646113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35319249 + 5326864 = 5943^2 + 2308^2 .

It is a cyclic number.

It is not a de Polignac number, because 40646113 - 225 = 7091681 is a prime.

It is not a weakly prime, because it can be changed into another prime (40646173) 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, 20323056 + 20323057.

It is an arithmetic number, because the mean of its divisors is an integer number (20323057).

Almost surely, 240646113 is an apocalyptic number.

It is an amenable number.

40646113 is a deficient number, since it is larger than the sum of its proper divisors (1).

40646113 is an equidigital number, since it uses as much as digits as its factorization.

40646113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40646113 is about 6375.4304168425. The cubic root of 40646113 is about 343.8267589247.

The spelling of 40646113 in words is "forty million, six hundred forty-six thousand, one hundred thirteen".