1493585863 has 8 divisors (see below), whose sum is σ = 1862133120. Its totient is φ = 1163833080.

The previous prime is 1493585837. The next prime is 1493585867. The reversal of 1493585863 is 3685853941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1493585863 - 2⁵ = 1493585831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1493585863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493585867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9698533 + ... + 9698686.

It is an arithmetic number, because the mean of its divisors is an integer number (232766640).

Almost surely, 2^1493585863 is an apocalyptic number.

1493585863 is a deficient number, since it is larger than the sum of its proper divisors (368547257).

1493585863 is a wasteful number, since it uses less digits than its factorization.

1493585863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19397237.

The product of its digits is 3110400, while the sum is 52.

The square root of 1493585863 is about 38646.9385980313. The cubic root of 1493585863 is about 1143.0802771231.

The spelling of 1493585863 in words is "one billion, four hundred ninety-three million, five hundred eighty-five thousand, eight hundred sixty-three".