1000006515161 has 4 divisors (see below), whose sum is σ = 1012054786512. Its totient is φ = 987958243812.

The previous prime is 1000006515139. The next prime is 1000006515199. The reversal of 1000006515161 is 1615156000001.

1000006515161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1000006515161 - 2⁶ = 1000006515097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000006515161.

It is not an unprimeable number, because it can be changed into a prime (1000006505161) 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, 6024135551 + ... + 6024135716.

It is an arithmetic number, because the mean of its divisors is an integer number (253013696628).

Almost surely, 2^{1000006515161} is an apocalyptic number.

It is an amenable number.

1000006515161 is a deficient number, since it is larger than the sum of its proper divisors (12048271351).

1000006515161 is an equidigital number, since it uses as much as digits as its factorization.

1000006515161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12048271350.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 1000006515161 in words is "one trillion, six million, five hundred fifteen thousand, one hundred sixty-one".