195119949 has 8 divisors (see below), whose sum is σ = 273852640. Its totient is φ = 123233616.

The previous prime is 195119941. The next prime is 195119993. The reversal of 195119949 is 949911591.

It is a happy number.

195119949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 195119949 - 2³ = 195119941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195119898 and 195119907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195119941) 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, 1711522 + ... + 1711635.

It is an arithmetic number, because the mean of its divisors is an integer number (34231580).

Almost surely, 2^195119949 is an apocalyptic number.

195119949 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

195119949 is a deficient number, since it is larger than the sum of its proper divisors (78732691).

195119949 is a wasteful number, since it uses less digits than its factorization.

195119949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423179.

The product of its digits is 131220, while the sum is 48.

The square root of 195119949 is about 13968.5342466559. The cubic root of 195119949 is about 580.0078764289.

The spelling of 195119949 in words is "one hundred ninety-five million, one hundred nineteen thousand, nine hundred forty-nine".