84175452903 has 4 divisors (see below), whose sum is σ = 112233937208. Its totient is φ = 56116968600.

The previous prime is 84175452883. The next prime is 84175452937. The reversal of 84175452903 is 30925457148.

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

It is not a de Polignac number, because 84175452903 - 2¹⁶ = 84175387367 is a prime.

It is a super-2 number, since 2×84175452903² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84175452953) 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, 14029242148 + ... + 14029242153.

It is an arithmetic number, because the mean of its divisors is an integer number (28058484302).

Almost surely, 2^84175452903 is an apocalyptic number.

84175452903 is a deficient number, since it is larger than the sum of its proper divisors (28058484305).

84175452903 is a wasteful number, since it uses less digits than its factorization.

84175452903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28058484304.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 84175452903 in words is "eighty-four billion, one hundred seventy-five million, four hundred fifty-two thousand, nine hundred three".