1463634349 has 2 divisors, whose sum is σ = 1463634350. Its totient is φ = 1463634348.

The previous prime is 1463634313. The next prime is 1463634377. The reversal of 1463634349 is 9434363641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1228011849 + 235622500 = 35043^2 + 15350^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463634349 - 2²¹ = 1461537197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1463634749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731817174 + 731817175.

It is an arithmetic number, because the mean of its divisors is an integer number (731817175).

Almost surely, 2^1463634349 is an apocalyptic number.

It is an amenable number.

1463634349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463634349 is an equidigital number, since it uses as much as digits as its factorization.

1463634349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 43.

The square root of 1463634349 is about 38257.4744200398. The cubic root of 1463634349 is about 1135.3877330033.

The spelling of 1463634349 in words is "one billion, four hundred sixty-three million, six hundred thirty-four thousand, three hundred forty-nine".