84691101 has 16 divisors (see below), whose sum is σ = 127162368. Its totient is φ = 49671600.

The previous prime is 84691099. The next prime is 84691109. The reversal of 84691101 is 10119648.

It is not a de Polignac number, because 84691101 - 2¹ = 84691099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84691109) 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 in 15 ways as a sum of consecutive naturals, for example, 40371 + ... + 42416.

It is an arithmetic number, because the mean of its divisors is an integer number (7947648).

Almost surely, 2^84691101 is an apocalyptic number.

It is an amenable number.

84691101 is a deficient number, since it is larger than the sum of its proper divisors (42471267).

84691101 is a wasteful number, since it uses less digits than its factorization.

84691101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82832.

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 84691101 is about 9202.7768092028. The cubic root of 84691101 is about 439.1497025606.

The spelling of 84691101 in words is "eighty-four million, six hundred ninety-one thousand, one hundred one".