1493130283 has 4 divisors (see below), whose sum is σ = 1541295808. Its totient is φ = 1444964760.

The previous prime is 1493130269. The next prime is 1493130319. The reversal of 1493130283 is 3820313941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1493130283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1493130083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24082716 + ... + 24082777.

It is an arithmetic number, because the mean of its divisors is an integer number (385323952).

Almost surely, 2^1493130283 is an apocalyptic number.

1493130283 is a deficient number, since it is larger than the sum of its proper divisors (48165525).

1493130283 is an equidigital number, since it uses as much as digits as its factorization.

1493130283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48165524.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1493130283 is about 38641.0440205748. The cubic root of 1493130283 is about 1142.9640428792.

The spelling of 1493130283 in words is "one billion, four hundred ninety-three million, one hundred thirty thousand, two hundred eighty-three".