1493356165 has 8 divisors (see below), whose sum is σ = 2048031360. Its totient is φ = 1024015632.

The previous prime is 1493356157. The next prime is 1493356181. The reversal of 1493356165 is 5616533941.

It is a happy number.

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 1493356165 - 2³ = 1493356157 is a prime.

It is a super-2 number, since 2×1493356165² = 4460225271087014450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 21333625 + ... + 21333694.

It is an arithmetic number, because the mean of its divisors is an integer number (256003920).

Almost surely, 2^1493356165 is an apocalyptic number.

It is an amenable number.

1493356165 is a deficient number, since it is larger than the sum of its proper divisors (554675195).

1493356165 is an equidigital number, since it uses as much as digits as its factorization.

1493356165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42667331.

The product of its digits is 291600, while the sum is 43.

The square root of 1493356165 is about 38643.9667347957. The cubic root of 1493356165 is about 1143.0216761590.

The spelling of 1493356165 in words is "one billion, four hundred ninety-three million, three hundred fifty-six thousand, one hundred sixty-five".