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1230340333 is a prime number
BaseRepresentation
bin100100101010101…
…1000000011101101
310011202002202122111
41021111120003231
510004431342313
6322030244021
742326502025
oct11125300355
93152082574
101230340333
115815499a2
122a4056611
13167b88341
14b958aa85
157303043d
hex495580ed

1230340333 has 2 divisors, whose sum is σ = 1230340334. Its totient is φ = 1230340332.

The previous prime is 1230340301. The next prime is 1230340339. The reversal of 1230340333 is 3330430321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1227591369 + 2748964 = 35037^2 + 1658^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230340333 - 25 = 1230340301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230340339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615170166 + 615170167.

It is an arithmetic number, because the mean of its divisors is an integer number (615170167).

Almost surely, 21230340333 is an apocalyptic number.

It is an amenable number.

1230340333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230340333 is an equidigital number, since it uses as much as digits as its factorization.

1230340333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 1230340333 is about 35076.2075059434. The cubic root of 1230340333 is about 1071.5400808547.

Adding to 1230340333 its reverse (3330430321), we get a palindrome (4560770654).

The spelling of 1230340333 in words is "one billion, two hundred thirty million, three hundred forty thousand, three hundred thirty-three".