2077203449 has 4 divisors (see below), whose sum is σ = 2077920420. Its totient is φ = 2076486480.

The previous prime is 2077203407. The next prime is 2077203467. The reversal of 2077203449 is 9443027702.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2000325625 + 76877824 = 44725^2 + 8768^2 .

It is a cyclic number.

It is not a de Polignac number, because 2077203449 - 2²⁴ = 2060426233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2077203749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354122 + ... + 359939.

It is an arithmetic number, because the mean of its divisors is an integer number (519480105).

Almost surely, 2^2077203449 is an apocalyptic number.

It is an amenable number.

2077203449 is a deficient number, since it is larger than the sum of its proper divisors (716971).

2077203449 is an equidigital number, since it uses as much as digits as its factorization.

2077203449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716970.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 2077203449 is about 45576.3474732234. The cubic root of 2077203449 is about 1275.9285198983.

The spelling of 2077203449 in words is "two billion, seventy-seven million, two hundred three thousand, four hundred forty-nine".