2056453453 has 2 divisors, whose sum is σ = 2056453454. Its totient is φ = 2056453452.

The previous prime is 2056453409. The next prime is 2056453459. The reversal of 2056453453 is 3543546502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087812324 + 968641129 = 32982^2 + 31123^2 .

It is a cyclic number.

It is not a de Polignac number, because 2056453453 - 2²¹ = 2054356301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2056453459) 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 as a sum of consecutive naturals, namely, 1028226726 + 1028226727.

It is an arithmetic number, because the mean of its divisors is an integer number (1028226727).

Almost surely, 2^2056453453 is an apocalyptic number.

It is an amenable number.

2056453453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056453453 is an equidigital number, since it uses as much as digits as its factorization.

2056453453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 37.

The square root of 2056453453 is about 45348.1361579503. The cubic root of 2056453453 is about 1271.6657112809.

Adding to 2056453453 its reverse (3543546502), we get a palindrome (5599999955).

The spelling of 2056453453 in words is "two billion, fifty-six million, four hundred fifty-three thousand, four hundred fifty-three".