1463221867 has 2 divisors, whose sum is σ = 1463221868. Its totient is φ = 1463221866.

The previous prime is 1463221847. The next prime is 1463221871. The reversal of 1463221867 is 7681223641.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1463221867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1463221847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731610933 + 731610934.

It is an arithmetic number, because the mean of its divisors is an integer number (731610934).

Almost surely, 2^1463221867 is an apocalyptic number.

1463221867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463221867 is an equidigital number, since it uses as much as digits as its factorization.

1463221867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 1463221867 is about 38252.0831720313. The cubic root of 1463221867 is about 1135.2810645118.

The spelling of 1463221867 in words is "one billion, four hundred sixty-three million, two hundred twenty-one thousand, eight hundred sixty-seven".