1353446243 has 2 divisors, whose sum is σ = 1353446244. Its totient is φ = 1353446242.

The previous prime is 1353446221. The next prime is 1353446251. The reversal of 1353446243 is 3426443531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1353446243 - 2⁶ = 1353446179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1353443243) 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 as a sum of consecutive naturals, namely, 676723121 + 676723122.

It is an arithmetic number, because the mean of its divisors is an integer number (676723122).

Almost surely, 2^1353446243 is an apocalyptic number.

1353446243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353446243 is an equidigital number, since it uses as much as digits as its factorization.

1353446243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 35.

The square root of 1353446243 is about 36789.2136773810. The cubic root of 1353446243 is about 1106.1490999379.

Adding to 1353446243 its reverse (3426443531), we get a palindrome (4779889774).

The spelling of 1353446243 in words is "one billion, three hundred fifty-three million, four hundred forty-six thousand, two hundred forty-three".