1493458899 has 8 divisors (see below), whose sum is σ = 1992575232. Its totient is φ = 994990920.

The previous prime is 1493458867. The next prime is 1493458921. The reversal of 1493458899 is 9988543941.

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

It is not a de Polignac number, because 1493458899 - 2⁵ = 1493458867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1493458199) 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, 156687 + ... + 165944.

It is an arithmetic number, because the mean of its divisors is an integer number (249071904).

Almost surely, 2^1493458899 is an apocalyptic number.

1493458899 is a deficient number, since it is larger than the sum of its proper divisors (499116333).

1493458899 is a wasteful number, since it uses less digits than its factorization.

1493458899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324177.

The product of its digits is 11197440, while the sum is 60.

The square root of 1493458899 is about 38645.2959491838. The cubic root of 1493458899 is about 1143.0478865833.

The spelling of 1493458899 in words is "one billion, four hundred ninety-three million, four hundred fifty-eight thousand, eight hundred ninety-nine".