1321362041 has 2 divisors, whose sum is σ = 1321362042. Its totient is φ = 1321362040.

The previous prime is 1321362001. The next prime is 1321362067. The reversal of 1321362041 is 1402631231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1312975225 + 8386816 = 36235^2 + 2896^2 .

It is a cyclic number.

It is not a de Polignac number, because 1321362041 - 2¹⁴ = 1321345657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1321361998 and 1321362016.

It is not a weakly prime, because it can be changed into another prime (1321362001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660681020 + 660681021.

It is an arithmetic number, because the mean of its divisors is an integer number (660681021).

Almost surely, 2^1321362041 is an apocalyptic number.

It is an amenable number.

1321362041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321362041 is an equidigital number, since it uses as much as digits as its factorization.

1321362041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1321362041 is about 36350.5438886408. The cubic root of 1321362041 is about 1097.3384803545.

Adding to 1321362041 its reverse (1402631231), we get a palindrome (2723993272).

The spelling of 1321362041 in words is "one billion, three hundred twenty-one million, three hundred sixty-two thousand, forty-one".