1493901463 has 2 divisors, whose sum is σ = 1493901464. Its totient is φ = 1493901462.

The previous prime is 1493901457. The next prime is 1493901481. The reversal of 1493901463 is 3641093941.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1493901463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1493901413) 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, 746950731 + 746950732.

It is an arithmetic number, because the mean of its divisors is an integer number (746950732).

Almost surely, 2^1493901463 is an apocalyptic number.

1493901463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493901463 is an equidigital number, since it uses as much as digits as its factorization.

1493901463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 1493901463 is about 38651.0215000846. The cubic root of 1493901463 is about 1143.1607837610.

The spelling of 1493901463 in words is "one billion, four hundred ninety-three million, nine hundred one thousand, four hundred sixty-three".