10203887 has 2 divisors, whose sum is σ = 10203888. Its totient is φ = 10203886.

The previous prime is 10203883. The next prime is 10203889. The reversal of 10203887 is 78830201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10203887 - 2² = 10203883 is a prime.

Together with 10203889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10203883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101943 + 5101944.

It is an arithmetic number, because the mean of its divisors is an integer number (5101944).

Almost surely, 2^10203887 is an apocalyptic number.

10203887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203887 is an equidigital number, since it uses as much as digits as its factorization.

10203887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 10203887 is about 3194.3523600254. The cubic root of 10203887 is about 216.8978332229.

The spelling of 10203887 in words is "ten million, two hundred three thousand, eight hundred eighty-seven".