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10997129 = 1113531451
BaseRepresentation
bin101001111100…
…110110001001
3202200201020002
4221330312021
510303402004
61031412345
7162321413
oct51746611
922621202
1010997129
116231340
1238240b5
1323806a0
1416639b3
15e7361e
hexa7cd89

10997129 has 16 divisors (see below), whose sum is σ = 13172544. Its totient is φ = 9048000.

The previous prime is 10997123. The next prime is 10997137. The reversal of 10997129 is 92179901.

It is not a de Polignac number, because 10997129 - 28 = 10996873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10997092 and 10997101.

It is not an unprimeable number, because it can be changed into a prime (10997123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6854 + ... + 8304.

It is an arithmetic number, because the mean of its divisors is an integer number (823284).

Almost surely, 210997129 is an apocalyptic number.

It is an amenable number.

10997129 is a deficient number, since it is larger than the sum of its proper divisors (2175415).

10997129 is a wasteful number, since it uses less digits than its factorization.

10997129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528.

The product of its (nonzero) digits is 10206, while the sum is 38.

The square root of 10997129 is about 3316.1919425751. The cubic root of 10997129 is about 222.3786587466.

It can be divided in two parts, 1099 and 7129, that added together give a palindrome (8228).

The spelling of 10997129 in words is "ten million, nine hundred ninety-seven thousand, one hundred twenty-nine".

Divisors: 1 11 13 53 143 583 689 1451 7579 15961 18863 76903 207493 845933 999739 10997129