1320463229 has 2 divisors, whose sum is σ = 1320463230. Its totient is φ = 1320463228.

The previous prime is 1320463213. The next prime is 1320463241. The reversal of 1320463229 is 9223640231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 944025625 + 376437604 = 30725^2 + 19402^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320463229 - 2⁴ = 1320463213 is a prime.

It is a super-2 number, since 2×1320463229² = 3487246278282212882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1320463195 and 1320463204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320462229) 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, 660231614 + 660231615.

It is an arithmetic number, because the mean of its divisors is an integer number (660231615).

Almost surely, 2^1320463229 is an apocalyptic number.

It is an amenable number.

1320463229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320463229 is an equidigital number, since it uses as much as digits as its factorization.

1320463229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1320463229 is about 36338.1786692729. The cubic root of 1320463229 is about 1097.0896147444.

The spelling of 1320463229 in words is "one billion, three hundred twenty million, four hundred sixty-three thousand, two hundred twenty-nine".