1463919991 has 2 divisors, whose sum is σ = 1463919992. Its totient is φ = 1463919990.

The previous prime is 1463919953. The next prime is 1463920013. The reversal of 1463919991 is 1999193641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1463919991 - 2¹¹ = 1463917943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1463919931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731959995 + 731959996.

It is an arithmetic number, because the mean of its divisors is an integer number (731959996).

Almost surely, 2^1463919991 is an apocalyptic number.

1463919991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463919991 is an equidigital number, since it uses as much as digits as its factorization.

1463919991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 52.

The square root of 1463919991 is about 38261.2073907764. The cubic root of 1463919991 is about 1135.4615887282.

The spelling of 1463919991 in words is "one billion, four hundred sixty-three million, nine hundred nineteen thousand, nine hundred ninety-one".