1115154140267 has 8 divisors (see below), whose sum is σ = 1117832666160. Its totient is φ = 1112476341600.

The previous prime is 1115154140213. The next prime is 1115154140351. The reversal of 1115154140267 is 7620414515111.

It is a happy number.

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 1115154140267 - 2¹⁰ = 1115154139243 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 1115154140267.

It is not an unprimeable number, because it can be changed into a prime (1115154140207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2953517 + ... + 3309617.

It is an arithmetic number, because the mean of its divisors is an integer number (139729083270).

Almost surely, 2^{1115154140267} is an apocalyptic number.

1115154140267 is a deficient number, since it is larger than the sum of its proper divisors (2678525893).

1115154140267 is an equidigital number, since it uses as much as digits as its factorization.

1115154140267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363613.

The product of its (nonzero) digits is 33600, while the sum is 38.

Adding to 1115154140267 its reverse (7620414515111), we get a palindrome (8735568655378).

The spelling of 1115154140267 in words is "one trillion, one hundred fifteen billion, one hundred fifty-four million, one hundred forty thousand, two hundred sixty-seven".