2097280947 has 8 divisors (see below), whose sum is σ = 2796902656. Its totient is φ = 1397923272.

The previous prime is 2097280943. The next prime is 2097280961. The reversal of 2097280947 is 7490827902.

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

It is not a de Polignac number, because 2097280947 - 2² = 2097280943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2097280896 and 2097280905.

It is not an unprimeable number, because it can be changed into a prime (2097280943) 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 7 ways as a sum of consecutive naturals, for example, 46663 + ... + 79824.

It is an arithmetic number, because the mean of its divisors is an integer number (349612832).

Almost surely, 2^2097280947 is an apocalyptic number.

2097280947 is a deficient number, since it is larger than the sum of its proper divisors (699621709).

2097280947 is a wasteful number, since it uses less digits than its factorization.

2097280947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132017.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 2097280947 is about 45796.0800396715. The cubic root of 2097280947 is about 1280.0262337966.

The spelling of 2097280947 in words is "two billion, ninety-seven million, two hundred eighty thousand, nine hundred forty-seven".