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12001159 is a prime number
BaseRepresentation
bin101101110001…
…111110000111
3211120201111101
4231301332013
511033014114
61105120531
7204002542
oct55617607
924521441
1012001159
116857715
124029147
1326426a1
141845859
1510c0d74
hexb71f87

12001159 has 2 divisors, whose sum is σ = 12001160. Its totient is φ = 12001158.

The previous prime is 12001153. The next prime is 12001163. The reversal of 12001159 is 95110021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12001159 - 211 = 11999111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000579 + 6000580.

It is an arithmetic number, because the mean of its divisors is an integer number (6000580).

Almost surely, 212001159 is an apocalyptic number.

12001159 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001159 is an equidigital number, since it uses as much as digits as its factorization.

12001159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 12001159 is about 3464.2688983392. The cubic root of 12001159 is about 228.9502189612.

The spelling of 12001159 in words is "twelve million, one thousand, one hundred fifty-nine".