195077613 has 8 divisors (see below), whose sum is σ = 260444800. Its totient is φ = 129881088.

The previous prime is 195077611. The next prime is 195077621. The reversal of 195077613 is 316770591.

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

It is not a de Polignac number, because 195077613 - 2¹ = 195077611 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 (195077611) 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, 39973 + ... + 44586.

It is an arithmetic number, because the mean of its divisors is an integer number (32555600).

Almost surely, 2^195077613 is an apocalyptic number.

It is an amenable number.

195077613 is a deficient number, since it is larger than the sum of its proper divisors (65367187).

195077613 is an equidigital number, since it uses as much as digits as its factorization.

195077613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85331.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 195077613 is about 13967.0187584896. The cubic root of 195077613 is about 579.9659244745.

The spelling of 195077613 in words is "one hundred ninety-five million, seventy-seven thousand, six hundred thirteen".