84911123 has 8 divisors (see below), whose sum is σ = 94890096. Its totient is φ = 75308800.

The previous prime is 84911063. The next prime is 84911131. The reversal of 84911123 is 32111948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84911123 - 2⁶ = 84911059 is a prime.

It is a super-2 number, since 2×84911123² = 14419797618242258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84911173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93686 + ... + 94587.

It is an arithmetic number, because the mean of its divisors is an integer number (11861262).

Almost surely, 2^84911123 is an apocalyptic number.

84911123 is a deficient number, since it is larger than the sum of its proper divisors (9978973).

84911123 is a wasteful number, since it uses less digits than its factorization.

84911123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188325.

The product of its digits is 1728, while the sum is 29.

The square root of 84911123 is about 9214.7231645883. The cubic root of 84911123 is about 439.5296678784.

The spelling of 84911123 in words is "eighty-four million, nine hundred eleven thousand, one hundred twenty-three".