1134320121 has 72 divisors (see below), whose sum is σ = 1998476064. Its totient is φ = 612645120.

The previous prime is 1134320111. The next prime is 1134320147. The reversal of 1134320121 is 1210234311.

1134320121 is a `hidden beast` number, since 113 + 432 + 0 + 121 = 666.

It is not a de Polignac number, because 1134320121 - 2⁹ = 1134319609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1134320094 and 1134320103.

It is not an unprimeable number, because it can be changed into a prime (1134320111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 606630 + ... + 608496.

It is an arithmetic number, because the mean of its divisors is an integer number (27756612).

Almost surely, 2^1134320121 is an apocalyptic number.

1134320121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1134320121 is a deficient number, since it is larger than the sum of its proper divisors (864155943).

1134320121 is a wasteful number, since it uses less digits than its factorization.

1134320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939 (or 1917 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1134320121 is about 33679.6692531266. The cubic root of 1134320121 is about 1042.9061102591.

Adding to 1134320121 its reverse (1210234311), we get a palindrome (2344554432).

It can be divided in two parts, 113 and 4320121, that added together give a palindrome (4320234).

The spelling of 1134320121 in words is "one billion, one hundred thirty-four million, three hundred twenty thousand, one hundred twenty-one".