195455097 has 24 divisors (see below), whose sum is σ = 286726440. Its totient is φ = 128286720.

The previous prime is 195455089. The next prime is 195455101. The reversal of 195455097 is 790554591.

195455097 is a `hidden beast` number, since 1 + 9 + 5 + 4 + 550 + 97 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6007401 + 189447696 = 2451^2 + 13764^2 .

It is not a de Polignac number, because 195455097 - 2³ = 195455089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195454097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209929 + ... + 210857.

It is an arithmetic number, because the mean of its divisors is an integer number (11946935).

Almost surely, 2^195455097 is an apocalyptic number.

It is an amenable number.

195455097 is a deficient number, since it is larger than the sum of its proper divisors (91271343).

195455097 is a wasteful number, since it uses less digits than its factorization.

195455097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 45.

The square root of 195455097 is about 13980.5256338952. The cubic root of 195455097 is about 580.3397702027.

It can be divided in two parts, 19545 and 5097, that added together give a palindrome (24642).

The spelling of 195455097 in words is "one hundred ninety-five million, four hundred fifty-five thousand, ninety-seven".