1159551134 has 16 divisors (see below), whose sum is σ = 2007103488. Its totient is φ = 492125112.

The previous prime is 1159551121. The next prime is 1159551139. The reversal of 1159551134 is 4311559511.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1159551094 and 1159551103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159551139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400622 + ... + 403505.

It is an arithmetic number, because the mean of its divisors is an integer number (125443968).

Almost surely, 2^1159551134 is an apocalyptic number.

1159551134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1159551134 is a deficient number, since it is larger than the sum of its proper divisors (847552354).

1159551134 is a wasteful number, since it uses less digits than its factorization.

1159551134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804239.

The product of its digits is 13500, while the sum is 35.

The square root of 1159551134 is about 34052.1825144880. The cubic root of 1159551134 is about 1050.5820307512.

The spelling of 1159551134 in words is "one billion, one hundred fifty-nine million, five hundred fifty-one thousand, one hundred thirty-four".