440120097 has 6 divisors (see below), whose sum is σ = 635729042. Its totient is φ = 293413392.

The previous prime is 440120077. The next prime is 440120099. The reversal of 440120097 is 790021044.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 284968161 + 155151936 = 16881^2 + 12456^2 .

It is not a de Polignac number, because 440120097 - 2⁷ = 440119969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 440120097.

It is not an unprimeable number, because it can be changed into a prime (440120099) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24451108 + ... + 24451125.

Almost surely, 2^440120097 is an apocalyptic number.

It is an amenable number.

440120097 is a deficient number, since it is larger than the sum of its proper divisors (195608945).

440120097 is a wasteful number, since it uses less digits than its factorization.

440120097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48902239 (or 48902236 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 440120097 is about 20979.0394680023. The cubic root of 440120097 is about 760.6596863393.

The spelling of 440120097 in words is "four hundred forty million, one hundred twenty thousand, ninety-seven".