1115901398085 has 8 divisors (see below), whose sum is σ = 1785442236960. Its totient is φ = 595147412304.

The previous prime is 1115901398057. The next prime is 1115901398149. The reversal of 1115901398085 is 5808931095111.

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

It is not a de Polignac number, because 1115901398085 - 2⁷ = 1115901397957 is a prime.

It is a congruent 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, 37196713255 + ... + 37196713284.

It is an arithmetic number, because the mean of its divisors is an integer number (223180279620).

Almost surely, 2^{1115901398085} is an apocalyptic number.

1115901398085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1115901398085 is a deficient number, since it is larger than the sum of its proper divisors (669540838875).

1115901398085 is an equidigital number, since it uses as much as digits as its factorization.

1115901398085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74393426547.

The product of its (nonzero) digits is 388800, while the sum is 51.

The spelling of 1115901398085 in words is "one trillion, one hundred fifteen billion, nine hundred one million, three hundred ninety-eight thousand, eighty-five".