2203451473 has 2 divisors, whose sum is σ = 2203451474. Its totient is φ = 2203451472.

The previous prime is 2203451431. The next prime is 2203451477. The reversal of 2203451473 is 3741543022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2004979729 + 198471744 = 44777^2 + 14088^2 .

It is a cyclic number.

It is not a de Polignac number, because 2203451473 - 2²¹ = 2201354321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2203451477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101725736 + 1101725737.

It is an arithmetic number, because the mean of its divisors is an integer number (1101725737).

Almost surely, 2^2203451473 is an apocalyptic number.

It is an amenable number.

2203451473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203451473 is an equidigital number, since it uses as much as digits as its factorization.

2203451473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 2203451473 is about 46940.9360047283. The cubic root of 2203451473 is about 1301.2712363673.

Adding to 2203451473 its reverse (3741543022), we get a palindrome (5944994495).

The spelling of 2203451473 in words is "two billion, two hundred three million, four hundred fifty-one thousand, four hundred seventy-three".