1361044411 has 2 divisors, whose sum is σ = 1361044412. Its totient is φ = 1361044410.

The previous prime is 1361044403. The next prime is 1361044427. The reversal of 1361044411 is 1144401631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1361044411 - 2³ = 1361044403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1361024411) 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, 680522205 + 680522206.

It is an arithmetic number, because the mean of its divisors is an integer number (680522206).

Almost surely, 2^1361044411 is an apocalyptic number.

1361044411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361044411 is an equidigital number, since it uses as much as digits as its factorization.

1361044411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1361044411 is about 36892.3353963937. The cubic root of 1361044411 is about 1108.2151905477.

The spelling of 1361044411 in words is "one billion, three hundred sixty-one million, forty-four thousand, four hundred eleven".