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12470971 is a prime number
BaseRepresentation
bin101111100100…
…101010111011
3212110120221211
4233210222323
511143032341
61123143551
7211000342
oct57445273
925416854
1012470971
117048697
124214bb7
132778496
141928b59
151165181
hexbe4abb

12470971 has 2 divisors, whose sum is σ = 12470972. Its totient is φ = 12470970.

The previous prime is 12470917. The next prime is 12470977. The reversal of 12470971 is 17907421.

Together with previous prime (12470917) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12470971 - 29 = 12470459 is a prime.

It is not a weakly prime, because it can be changed into another prime (12470977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235485 + 6235486.

It is an arithmetic number, because the mean of its divisors is an integer number (6235486).

Almost surely, 212470971 is an apocalyptic number.

12470971 is a deficient number, since it is larger than the sum of its proper divisors (1).

12470971 is an equidigital number, since it uses as much as digits as its factorization.

12470971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 12470971 is about 3531.4261991439. The cubic root of 12470971 is about 231.8996481864.

The spelling of 12470971 in words is "twelve million, four hundred seventy thousand, nine hundred seventy-one".