1001611507009 has 8 divisors (see below), whose sum is σ = 1015169922560. Its totient is φ = 988075086336.

The previous prime is 1001611506979. The next prime is 1001611507019. The reversal of 1001611507009 is 9007051161001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001611507009 - 2²⁹ = 1001074636097 is a prime.

It is a super-2 number, since 2×1001611507009² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001611507019) 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 7 ways as a sum of consecutive naturals, for example, 5407017 + ... + 5589190.

It is an arithmetic number, because the mean of its divisors is an integer number (126896240320).

Almost surely, 2^{1001611507009} is an apocalyptic number.

It is an amenable number.

1001611507009 is a deficient number, since it is larger than the sum of its proper divisors (13558415551).

1001611507009 is a wasteful number, since it uses less digits than its factorization.

1001611507009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10997439.

The product of its (nonzero) digits is 1890, while the sum is 31.

The spelling of 1001611507009 in words is "one trillion, one billion, six hundred eleven million, five hundred seven thousand, nine".