2197480351 has 4 divisors (see below), whose sum is σ = 2397251304. Its totient is φ = 1997709400.

The previous prime is 2197480343. The next prime is 2197480381. The reversal of 2197480351 is 1530847912.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2197480351 - 2³ = 2197480343 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 (2197480301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99885460 + ... + 99885481.

It is an arithmetic number, because the mean of its divisors is an integer number (599312826).

Almost surely, 2^2197480351 is an apocalyptic number.

2197480351 is a deficient number, since it is larger than the sum of its proper divisors (199770953).

2197480351 is a wasteful number, since it uses less digits than its factorization.

2197480351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199770952.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 2197480351 is about 46877.2903547123. The cubic root of 2197480351 is about 1300.0947368829.

The spelling of 2197480351 in words is "two billion, one hundred ninety-seven million, four hundred eighty thousand, three hundred fifty-one".