1156116506 has 8 divisors (see below), whose sum is σ = 1743254784. Its totient is φ = 575031580.

The previous prime is 1156116499. The next prime is 1156116509. The reversal of 1156116506 is 6056116511.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1156116509) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1512860 + ... + 1513623.

It is an arithmetic number, because the mean of its divisors is an integer number (217906848).

Almost surely, 2^1156116506 is an apocalyptic number.

1156116506 is a deficient number, since it is larger than the sum of its proper divisors (587138278).

1156116506 is a wasteful number, since it uses less digits than its factorization.

1156116506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026676.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 1156116506 is about 34001.7132803628. The cubic root of 1156116506 is about 1049.5437189082.

The spelling of 1156116506 in words is "one billion, one hundred fifty-six million, one hundred sixteen thousand, five hundred six".