1005163601511 has 4 divisors (see below), whose sum is σ = 1340218135352. Its totient is φ = 670109067672.

The previous prime is 1005163601501. The next prime is 1005163601513. The reversal of 1005163601511 is 1151063615001.

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

It is not a de Polignac number, because 1005163601511 - 2¹¹ = 1005163599463 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 (1005163601513) 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, 167527266916 + ... + 167527266921.

It is an arithmetic number, because the mean of its divisors is an integer number (335054533838).

Almost surely, 2^{1005163601511} is an apocalyptic number.

1005163601511 is a deficient number, since it is larger than the sum of its proper divisors (335054533841).

1005163601511 is an equidigital number, since it uses as much as digits as its factorization.

1005163601511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335054533840.

The product of its (nonzero) digits is 2700, while the sum is 30.

The spelling of 1005163601511 in words is "one trillion, five billion, one hundred sixty-three million, six hundred one thousand, five hundred eleven".