1493285233 has 4 divisors (see below), whose sum is σ = 1629038448. Its totient is φ = 1357532020.

The previous prime is 1493285207. The next prime is 1493285263. The reversal of 1493285233 is 3325823941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1493285233 - 2⁹ = 1493284721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1493285203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67876591 + ... + 67876612.

It is an arithmetic number, because the mean of its divisors is an integer number (407259612).

Almost surely, 2^1493285233 is an apocalyptic number.

It is an amenable number.

1493285233 is a deficient number, since it is larger than the sum of its proper divisors (135753215).

1493285233 is a wasteful number, since it uses less digits than its factorization.

1493285233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135753214.

The product of its digits is 155520, while the sum is 40.

The square root of 1493285233 is about 38643.0489609710. The cubic root of 1493285233 is about 1143.0035786462.

The spelling of 1493285233 in words is "one billion, four hundred ninety-three million, two hundred eighty-five thousand, two hundred thirty-three".