1156165706107 has 4 divisors (see below), whose sum is σ = 1156964716336. Its totient is φ = 1155366695880.

The previous prime is 1156165706099. The next prime is 1156165706131. The reversal of 1156165706107 is 7016075616511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1156165706107 - 2³ = 1156165706099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1156165706167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399502944 + ... + 399505837.

It is an arithmetic number, because the mean of its divisors is an integer number (289241179084).

Almost surely, 2^{1156165706107} is an apocalyptic number.

1156165706107 is a deficient number, since it is larger than the sum of its proper divisors (799010229).

1156165706107 is an equidigital number, since it uses as much as digits as its factorization.

1156165706107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799010228.

The product of its (nonzero) digits is 264600, while the sum is 46.

The spelling of 1156165706107 in words is "one trillion, one hundred fifty-six billion, one hundred sixty-five million, seven hundred six thousand, one hundred seven".