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10855087 is a prime number
BaseRepresentation
bin101001011010…
…001010101111
3202102111101021
4221122022233
510234330322
61024355011
7161160325
oct51321257
922374337
1010855087
116144651
123775a67
132330b39
141627d15
15e464c7
hexa5a2af

10855087 has 2 divisors, whose sum is σ = 10855088. Its totient is φ = 10855086.

The previous prime is 10855069. The next prime is 10855109. The reversal of 10855087 is 78055801.

It is a weak prime.

It is an emirp because it is prime and its reverse (78055801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10855087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10855387) 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 as a sum of consecutive naturals, namely, 5427543 + 5427544.

It is an arithmetic number, because the mean of its divisors is an integer number (5427544).

Almost surely, 210855087 is an apocalyptic number.

10855087 is a deficient number, since it is larger than the sum of its proper divisors (1).

10855087 is an equidigital number, since it uses as much as digits as its factorization.

10855087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 10855087 is about 3294.7059049329. The cubic root of 10855087 is about 221.4170717183.

The spelling of 10855087 in words is "ten million, eight hundred fifty-five thousand, eighty-seven".