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BaseRepresentation
bin101110011000…
…110011111001
3211212210201121
4232120303321
511103111444
61112345241
7205234423
oct56306371
924783647
1012160249
1169561a2
1240a5221
132699c1a
141887813
151103084
hexb98cf9

12160249 has 4 divisors (see below), whose sum is σ = 12171636. Its totient is φ = 12148864.

The previous prime is 12160243. The next prime is 12160259. The reversal of 12160249 is 94206121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94206121 = 212944249.

It can be written as a sum of positive squares in 2 ways, for example, as 7507600 + 4652649 = 2740^2 + 2157^2 .

It is a cyclic number.

It is not a de Polignac number, because 12160249 - 25 = 12160217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12160243) 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, 3904 + ... + 6289.

It is an arithmetic number, because the mean of its divisors is an integer number (3042909).

It is a 1068-hyperperfect number.

Almost surely, 212160249 is an apocalyptic number.

It is an amenable number.

12160249 is a deficient number, since it is larger than the sum of its proper divisors (11387).

12160249 is a wasteful number, since it uses less digits than its factorization.

12160249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 12160249 is about 3487.1548574734. The cubic root of 12160249 is about 229.9574527473.

The spelling of 12160249 in words is "twelve million, one hundred sixty thousand, two hundred forty-nine".

Divisors: 1 1193 10193 12160249