195080073 has 4 divisors (see below), whose sum is σ = 260106768. Its totient is φ = 130053380.

The previous prime is 195080069. The next prime is 195080077. The reversal of 195080073 is 370080591.

195080073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 370080591 = 3 ⋅123360197.

It is an interprime number because it is at equal distance from previous prime (195080069) and next prime (195080077).

It is a cyclic number.

It is not a de Polignac number, because 195080073 - 2² = 195080069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195080077) 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, 32513343 + ... + 32513348.

It is an arithmetic number, because the mean of its divisors is an integer number (65026692).

Almost surely, 2^195080073 is an apocalyptic number.

It is an amenable number.

195080073 is a deficient number, since it is larger than the sum of its proper divisors (65026695).

195080073 is an equidigital number, since it uses as much as digits as its factorization.

195080073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65026694.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 195080073 is about 13967.1068228177. The cubic root of 195080073 is about 579.9683623250.

The spelling of 195080073 in words is "one hundred ninety-five million, eighty thousand, seventy-three".