195490113 has 32 divisors (see below), whose sum is σ = 323694336. Its totient is φ = 102187008.

The previous prime is 195490093. The next prime is 195490117. The reversal of 195490113 is 311094591.

195490113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195490113 - 2⁵ = 195490081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195490117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27681 + ... + 34017.

It is an arithmetic number, because the mean of its divisors is an integer number (10115448).

Almost surely, 2^195490113 is an apocalyptic number.

195490113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

195490113 is a deficient number, since it is larger than the sum of its proper divisors (128204223).

195490113 is a wasteful number, since it uses less digits than its factorization.

195490113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 195490113 is about 13981.7778912412. Note that the first 3 decimals coincide. The cubic root of 195490113 is about 580.3744243071.

The spelling of 195490113 in words is "one hundred ninety-five million, four hundred ninety thousand, one hundred thirteen".