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1230323441 is a prime number
BaseRepresentation
bin100100101010101…
…0011111011110001
310011202001220110212
41021111103323301
510004430322231
6322030033505
742326401544
oct11125237361
93152056425
101230323441
11581538236
122a4048895
13167b80749
14b958485b
157302a42b
hex49553ef1

1230323441 has 2 divisors, whose sum is σ = 1230323442. Its totient is φ = 1230323440.

The previous prime is 1230323389. The next prime is 1230323453. The reversal of 1230323441 is 1443230321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1053327025 + 176996416 = 32455^2 + 13304^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230323441 - 26 = 1230323377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230323461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615161720 + 615161721.

It is an arithmetic number, because the mean of its divisors is an integer number (615161721).

Almost surely, 21230323441 is an apocalyptic number.

It is an amenable number.

1230323441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230323441 is an equidigital number, since it uses as much as digits as its factorization.

1230323441 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 23.

The square root of 1230323441 is about 35075.9667151171. The cubic root of 1230323441 is about 1071.5351769168.

Adding to 1230323441 its reverse (1443230321), we get a palindrome (2673553762).

The spelling of 1230323441 in words is "one billion, two hundred thirty million, three hundred twenty-three thousand, four hundred forty-one".