1156105310073 has 16 divisors (see below), whose sum is σ = 1763556452736. Its totient is φ = 659929541760.

The previous prime is 1156105310023. The next prime is 1156105310083. The reversal of 1156105310073 is 3700135016511.

It is not a de Polignac number, because 1156105310073 - 2⁹ = 1156105309561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1156105310023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29232436 + ... + 29271957.

It is an arithmetic number, because the mean of its divisors is an integer number (110222278296).

Almost surely, 2^{1156105310073} is an apocalyptic number.

It is an amenable number.

1156105310073 is a deficient number, since it is larger than the sum of its proper divisors (607451142663).

1156105310073 is an equidigital number, since it uses as much as digits as its factorization.

1156105310073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58505344.

The product of its (nonzero) digits is 9450, while the sum is 33.

The spelling of 1156105310073 in words is "one trillion, one hundred fifty-six billion, one hundred five million, three hundred ten thousand, seventy-three".