1478793159 has 16 divisors (see below), whose sum is σ = 2196921600. Its totient is φ = 983109528.

The previous prime is 1478793149. The next prime is 1478793181. The reversal of 1478793159 is 9513978741.

It is a happy number.

It is not a de Polignac number, because 1478793159 - 2¹⁶ = 1478727623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478793109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66589 + ... + 85974.

It is an arithmetic number, because the mean of its divisors is an integer number (137307600).

Almost surely, 2^1478793159 is an apocalyptic number.

1478793159 is a deficient number, since it is larger than the sum of its proper divisors (718128441).

1478793159 is a wasteful number, since it uses less digits than its factorization.

1478793159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152931 (or 152925 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 1478793159 is about 38455.0797554757. The cubic root of 1478793159 is about 1139.2940019263.

The spelling of 1478793159 in words is "one billion, four hundred seventy-eight million, seven hundred ninety-three thousand, one hundred fifty-nine".