84214903 has 2 divisors, whose sum is σ = 84214904. Its totient is φ = 84214902.

The previous prime is 84214883. The next prime is 84214909. The reversal of 84214903 is 30941248.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84214903 is a prime.

It is equal to p_4900783 and since 84214903 and 4900783 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84214909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42107451 + 42107452.

It is an arithmetic number, because the mean of its divisors is an integer number (42107452).

Almost surely, 2^84214903 is an apocalyptic number.

84214903 is a deficient number, since it is larger than the sum of its proper divisors (1).

84214903 is an equidigital number, since it uses as much as digits as its factorization.

84214903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 84214903 is about 9176.8678207763. The cubic root of 84214903 is about 438.3250768138.

The spelling of 84214903 in words is "eighty-four million, two hundred fourteen thousand, nine hundred three".