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4323701561 is a prime number
BaseRepresentation
bin1000000011011011…
…00111001100111001
3102011022210210111212
410001231213030321
532323331422221
61553011532505
7212100566624
oct40155471471
912138723455
104323701561
111919686a83
12a07bba135
1353b9ca6ba
142d0336dbb
151a48b6b5b
hex101b67339

4323701561 has 2 divisors, whose sum is σ = 4323701562. Its totient is φ = 4323701560.

The previous prime is 4323701549. The next prime is 4323701567. The reversal of 4323701561 is 1651073234.

Adding to 4323701561 its reverse (1651073234), we get a palindrome (5974774795).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4322273536 + 1428025 = 65744^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 4323701561 - 26 = 4323701497 is a prime.

It is not a weakly prime, because it can be changed into another prime (4323701567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2161850780 + 2161850781.

It is an arithmetic number, because the mean of its divisors is an integer number (2161850781).

Almost surely, 24323701561 is an apocalyptic number.

It is an amenable number.

4323701561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4323701561 is an equidigital number, since it uses as much as digits as its factorization.

4323701561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 4323701561 is about 65754.8595998805. The cubic root of 4323701561 is about 1629.1156030134.

The spelling of 4323701561 in words is "four billion, three hundred twenty-three million, seven hundred one thousand, five hundred sixty-one".