1011046105309 has 4 divisors (see below), whose sum is σ = 1064259058240. Its totient is φ = 957833152380.

The previous prime is 1011046105301. The next prime is 1011046105313. The reversal of 1011046105309 is 9035016401101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1011046105309 - 2³ = 1011046105301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011046105301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26606476437 + ... + 26606476474.

It is an arithmetic number, because the mean of its divisors is an integer number (266064764560).

Almost surely, 2^{1011046105309} is an apocalyptic number.

1011046105309 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1011046105309 is a deficient number, since it is larger than the sum of its proper divisors (53212952931).

1011046105309 is an equidigital number, since it uses as much as digits as its factorization.

1011046105309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53212952930.

The product of its (nonzero) digits is 3240, while the sum is 31.

The spelling of 1011046105309 in words is "one trillion, eleven billion, forty-six million, one hundred five thousand, three hundred nine".