1359378641 has 2 divisors, whose sum is σ = 1359378642. Its totient is φ = 1359378640.

The previous prime is 1359378577. The next prime is 1359378659. The reversal of 1359378641 is 1468739531.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 693532225 + 665846416 = 26335^2 + 25804^2 .

It is a cyclic number.

It is not a de Polignac number, because 1359378641 - 2⁶ = 1359378577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1359374641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 679689320 + 679689321.

It is an arithmetic number, because the mean of its divisors is an integer number (679689321).

Almost surely, 2^1359378641 is an apocalyptic number.

It is an amenable number.

1359378641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1359378641 is an equidigital number, since it uses as much as digits as its factorization.

1359378641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The square root of 1359378641 is about 36869.7523859328. The cubic root of 1359378641 is about 1107.7628944459.

The spelling of 1359378641 in words is "one billion, three hundred fifty-nine million, three hundred seventy-eight thousand, six hundred forty-one".