1156344117 has 8 divisors (see below), whose sum is σ = 1550406240. Its totient is φ = 766589040.

The previous prime is 1156344107. The next prime is 1156344139. The reversal of 1156344117 is 7114436511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1156344117 - 2⁶ = 1156344053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156344107) 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, 1076134 + ... + 1077207.

It is an arithmetic number, because the mean of its divisors is an integer number (193800780).

Almost surely, 2^1156344117 is an apocalyptic number.

It is an amenable number.

1156344117 is a deficient number, since it is larger than the sum of its proper divisors (394062123).

1156344117 is a wasteful number, since it uses less digits than its factorization.

1156344117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153523.

The product of its digits is 10080, while the sum is 33.

The square root of 1156344117 is about 34005.0601675692. The cubic root of 1156344117 is about 1049.6125908655.

The spelling of 1156344117 in words is "one billion, one hundred fifty-six million, three hundred forty-four thousand, one hundred seventeen".