1420451353 has 2 divisors, whose sum is σ = 1420451354. Its totient is φ = 1420451352.

The previous prime is 1420451339. The next prime is 1420451369. The reversal of 1420451353 is 3531540241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921911769 + 498539584 = 30363^2 + 22328^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420451353 - 2¹³ = 1420443161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420451953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710225676 + 710225677.

It is an arithmetic number, because the mean of its divisors is an integer number (710225677).

Almost surely, 2^1420451353 is an apocalyptic number.

It is an amenable number.

1420451353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420451353 is an equidigital number, since it uses as much as digits as its factorization.

1420451353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1420451353 is about 37688.8757195011. The cubic root of 1420451353 is about 1124.1099404141.

Adding to 1420451353 its reverse (3531540241), we get a palindrome (4951991594).

The spelling of 1420451353 in words is "one billion, four hundred twenty million, four hundred fifty-one thousand, three hundred fifty-three".