84532123 has 4 divisors (see below), whose sum is σ = 91034608. Its totient is φ = 78029640.

The previous prime is 84532099. The next prime is 84532127. The reversal of 84532123 is 32123548.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 84532123 - 2²¹ = 82434971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84532091 and 84532100.

It is not an unprimeable number, because it can be changed into a prime (84532127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3251223 + ... + 3251248.

It is an arithmetic number, because the mean of its divisors is an integer number (22758652).

Almost surely, 2^84532123 is an apocalyptic number.

84532123 is a deficient number, since it is larger than the sum of its proper divisors (6502485).

84532123 is a wasteful number, since it uses less digits than its factorization.

84532123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6502484.

The product of its digits is 5760, while the sum is 28.

The square root of 84532123 is about 9194.1352502560. The cubic root of 84532123 is about 438.8747469839.

The spelling of 84532123 in words is "eighty-four million, five hundred thirty-two thousand, one hundred twenty-three".