1159234478 has 16 divisors (see below), whose sum is σ = 1774897920. Its totient is φ = 567675000.

The previous prime is 1159234381. The next prime is 1159234481. The reversal of 1159234478 is 8744329511.

It is a super-3 number, since 3×1159234478³ (a number of 28 digits) contains 333 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, 13853 + ... + 50103.

It is an arithmetic number, because the mean of its divisors is an integer number (110931120).

Almost surely, 2^1159234478 is an apocalyptic number.

1159234478 is a deficient number, since it is larger than the sum of its proper divisors (615663442).

1159234478 is a wasteful number, since it uses less digits than its factorization.

1159234478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36583.

The product of its digits is 241920, while the sum is 44.

The square root of 1159234478 is about 34047.5326271964. The cubic root of 1159234478 is about 1050.4863893197.

The spelling of 1159234478 in words is "one billion, one hundred fifty-nine million, two hundred thirty-four thousand, four hundred seventy-eight".