83116573 has 4 divisors (see below), whose sum is σ = 83209120. Its totient is φ = 83024028.

The previous prime is 83116567. The next prime is 83116577. The reversal of 83116573 is 37561138.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83116573 - 2¹³ = 83108381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83116577) 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, 44913 + ... + 46726.

It is an arithmetic number, because the mean of its divisors is an integer number (20802280).

Almost surely, 2^83116573 is an apocalyptic number.

It is an amenable number.

83116573 is a deficient number, since it is larger than the sum of its proper divisors (92547).

83116573 is an equidigital number, since it uses as much as digits as its factorization.

83116573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92546.

The product of its digits is 15120, while the sum is 34.

The square root of 83116573 is about 9116.8291088514. The cubic root of 83116573 is about 436.4111883456.

It can be divided in two parts, 8311 and 6573, that added together give a square (14884 = 122²).

The spelling of 83116573 in words is "eighty-three million, one hundred sixteen thousand, five hundred seventy-three".