1346581463 has 2 divisors, whose sum is σ = 1346581464. Its totient is φ = 1346581462.

The previous prime is 1346581427. The next prime is 1346581487. The reversal of 1346581463 is 3641856431.

It is a strong prime.

It is an emirp because it is prime and its reverse (3641856431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1346581463 - 2²⁰ = 1345532887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1346581463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1346581403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673290731 + 673290732.

It is an arithmetic number, because the mean of its divisors is an integer number (673290732).

Almost surely, 2^1346581463 is an apocalyptic number.

1346581463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346581463 is an equidigital number, since it uses as much as digits as its factorization.

1346581463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 1346581463 is about 36695.7962578822. The cubic root of 1346581463 is about 1104.2757723070.

The spelling of 1346581463 in words is "one billion, three hundred forty-six million, five hundred eighty-one thousand, four hundred sixty-three".