84903129 has 12 divisors (see below), whose sum is σ = 123282432. Its totient is φ = 56304600.

The previous prime is 84903127. The next prime is 84903131. The reversal of 84903129 is 92130948.

It is an interprime number because it is at equal distance from previous prime (84903127) and next prime (84903131).

It is not a de Polignac number, because 84903129 - 2¹ = 84903127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84903093 and 84903102.

It is not an unprimeable number, because it can be changed into a prime (84903127) 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 in 11 ways as a sum of consecutive naturals, for example, 22977 + ... + 26414.

It is an arithmetic number, because the mean of its divisors is an integer number (10273536).

Almost surely, 2^84903129 is an apocalyptic number.

It is an amenable number.

84903129 is a deficient number, since it is larger than the sum of its proper divisors (38379303).

84903129 is a wasteful number, since it uses less digits than its factorization.

84903129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49588 (or 49585 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 84903129 is about 9214.2893920258. The cubic root of 84903129 is about 439.5158741990.

The spelling of 84903129 in words is "eighty-four million, nine hundred three thousand, one hundred twenty-nine".