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12645733 is a prime number
BaseRepresentation
bin110000001111…
…010101100101
3212210110200111
4300033111211
511214130413
61131013021
7212326012
oct60172545
925713614
1012645733
117157a21
12429a171
132809ba9
141972709
15119bd3d
hexc0f565

12645733 has 2 divisors, whose sum is σ = 12645734. Its totient is φ = 12645732.

The previous prime is 12645713. The next prime is 12645751. The reversal of 12645733 is 33754621.

12645733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6385729 + 6260004 = 2527^2 + 2502^2 .

It is a cyclic number.

It is not a de Polignac number, because 12645733 - 217 = 12514661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12645695 and 12645704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12645713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6322866 + 6322867.

It is an arithmetic number, because the mean of its divisors is an integer number (6322867).

Almost surely, 212645733 is an apocalyptic number.

It is an amenable number.

12645733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12645733 is an equidigital number, since it uses as much as digits as its factorization.

12645733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 12645733 is about 3556.0839416414. The cubic root of 12645733 is about 232.9778694129.

The spelling of 12645733 in words is "twelve million, six hundred forty-five thousand, seven hundred thirty-three".