11515342126135 has 8 divisors (see below), whose sum is σ = 13818713257296. Its totient is φ = 9212071896960.

The previous prime is 11515342126133. The next prime is 11515342126187. The reversal of 11515342126135 is 53162124351511.

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

It is not a de Polignac number, because 11515342126135 - 2¹ = 11515342126133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11515342126133) 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, 24974194 + ... + 25431103.

It is an arithmetic number, because the mean of its divisors is an integer number (1727339157162).

Almost surely, 2^{11515342126135} is an apocalyptic number.

11515342126135 is a deficient number, since it is larger than the sum of its proper divisors (2303371131161).

11515342126135 is an equidigital number, since it uses as much as digits as its factorization.

11515342126135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50450993.

The product of its digits is 108000, while the sum is 40.

Adding to 11515342126135 its reverse (53162124351511), we get a palindrome (64677466477646).

The spelling of 11515342126135 in words is "eleven trillion, five hundred fifteen billion, three hundred forty-two million, one hundred twenty-six thousand, one hundred thirty-five".