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BaseRepresentation
bin100110110011010…
…1111011010110011
310100201221112001112
41031212233122303
510131303020311
6333110223535
744156554151
oct11546573263
93321845045
101302001331
11608a44964
12304054bab
13179988bb7
14c4cc23d1
157948828b
hex4d9af6b3

1302001331 has 2 divisors, whose sum is σ = 1302001332. Its totient is φ = 1302001330.

The previous prime is 1302001301. The next prime is 1302001357. The reversal of 1302001331 is 1331002031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1302001331 is a prime.

It is a super-2 number, since 2×13020013312 = 3390414931851543122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1302001301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651000665 + 651000666.

It is an arithmetic number, because the mean of its divisors is an integer number (651000666).

Almost surely, 21302001331 is an apocalyptic number.

1302001331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302001331 is an equidigital number, since it uses as much as digits as its factorization.

1302001331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1302001331 is about 36083.2555487999. The cubic root of 1302001331 is about 1091.9526570355.

Adding to 1302001331 its reverse (1331002031), we get a palindrome (2633003362).

The spelling of 1302001331 in words is "one billion, three hundred two million, one thousand, three hundred thirty-one".