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12541300353 = 327091965413
BaseRepresentation
bin10111010111000010…
…10000111010000001
31012101000200001211200
423223201100322001
5201141033102403
65432243331413
7622533202611
oct135341207201
935330601750
1012541300353
11535626763a
122520080b69
13124b34a2aa
1486d884a41
154d6045ca3
hex2eb850e81

12541300353 has 12 divisors (see below), whose sum is σ = 18140771220. Its totient is φ = 8349070176.

The previous prime is 12541300301. The next prime is 12541300361. The reversal of 12541300353 is 35300314521.

12541300353 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 1 + 300 + 353 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7195789584 + 5345510769 = 84828^2 + 73113^2 .

It is not a de Polignac number, because 12541300353 - 220 = 12540251777 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12541300363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 976326 + ... + 989087.

It is an arithmetic number, because the mean of its divisors is an integer number (1511730935).

Almost surely, 212541300353 is an apocalyptic number.

It is an amenable number.

12541300353 is a deficient number, since it is larger than the sum of its proper divisors (5599470867).

12541300353 is a wasteful number, since it uses less digits than its factorization.

12541300353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966128 (or 1966125 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 12541300353 its reverse (35300314521), we get a palindrome (47841614874).

The spelling of 12541300353 in words is "twelve billion, five hundred forty-one million, three hundred thousand, three hundred fifty-three".

Divisors: 1 3 9 709 2127 6381 1965413 5896239 17688717 1393477817 4180433451 12541300353