1171601838115 has 8 divisors (see below), whose sum is σ = 1407001202208. Its totient is φ = 936562139520.

The previous prime is 1171601838109. The next prime is 1171601838137. The reversal of 1171601838115 is 5118381061711.

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

It is not a de Polignac number, because 1171601838115 - 2⁵ = 1171601838083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89909206 + ... + 89922235.

It is an arithmetic number, because the mean of its divisors is an integer number (175875150276).

Almost surely, 2^{1171601838115} is an apocalyptic number.

1171601838115 is a deficient number, since it is larger than the sum of its proper divisors (235399364093).

1171601838115 is a wasteful number, since it uses less digits than its factorization.

1171601838115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179832749.

The product of its (nonzero) digits is 40320, while the sum is 43.

Adding to 1171601838115 its reverse (5118381061711), we get a palindrome (6289982899826).

The spelling of 1171601838115 in words is "one trillion, one hundred seventy-one billion, six hundred one million, eight hundred thirty-eight thousand, one hundred fifteen".