2097278553 has 8 divisors (see below), whose sum is σ = 2797845408. Its totient is φ = 1397448704.

The previous prime is 2097278549. The next prime is 2097278587. The reversal of 2097278553 is 3558727902.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2097278553 - 2² = 2097278549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2097278543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177576 + ... + 189017.

It is an arithmetic number, because the mean of its divisors is an integer number (349730676).

Almost surely, 2^2097278553 is an apocalyptic number.

It is an amenable number.

2097278553 is a deficient number, since it is larger than the sum of its proper divisors (700566855).

2097278553 is a wasteful number, since it uses less digits than its factorization.

2097278553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368503.

The product of its (nonzero) digits is 1058400, while the sum is 48.

The square root of 2097278553 is about 45796.0539020558. The cubic root of 2097278553 is about 1280.0257467559.

The spelling of 2097278553 in words is "two billion, ninety-seven million, two hundred seventy-eight thousand, five hundred fifty-three".