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12761097 = 34253699
BaseRepresentation
bin110000101011…
…100000001001
3220000022221020
4300223200021
511231323342
61133303053
7213316236
oct60534011
926008836
1012761097
117226668
124334a89
13284a55b
1419a278d
1511c10ec
hexc2b809

12761097 has 4 divisors (see below), whose sum is σ = 17014800. Its totient is φ = 8507396.

The previous prime is 12761083. The next prime is 12761123. The reversal of 12761097 is 79016721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12761097 - 24 = 12761081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12761197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2126847 + ... + 2126852.

It is an arithmetic number, because the mean of its divisors is an integer number (4253700).

Almost surely, 212761097 is an apocalyptic number.

It is an amenable number.

12761097 is a deficient number, since it is larger than the sum of its proper divisors (4253703).

12761097 is an equidigital number, since it uses as much as digits as its factorization.

12761097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4253702.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 12761097 is about 3572.2677671194. The cubic root of 12761097 is about 233.6841930150.

The spelling of 12761097 in words is "twelve million, seven hundred sixty-one thousand, ninety-seven".

Divisors: 1 3 4253699 12761097