1356473353 has 2 divisors, whose sum is σ = 1356473354. Its totient is φ = 1356473352.

The previous prime is 1356473311. The next prime is 1356473359. The reversal of 1356473353 is 3533746531.

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., 876337609 + 480135744 = 29603^2 + 21912^2 .

It is a cyclic number.

It is not a de Polignac number, because 1356473353 - 2⁹ = 1356472841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1356473359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678236676 + 678236677.

It is an arithmetic number, because the mean of its divisors is an integer number (678236677).

Almost surely, 2^1356473353 is an apocalyptic number.

It is an amenable number.

1356473353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356473353 is an equidigital number, since it uses as much as digits as its factorization.

1356473353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 40.

The square root of 1356473353 is about 36830.3319697230. The cubic root of 1356473353 is about 1106.9731547666.

The spelling of 1356473353 in words is "one billion, three hundred fifty-six million, four hundred seventy-three thousand, three hundred fifty-three".