11515151213601 has 8 divisors (see below), whose sum is σ = 17546897087424. Its totient is φ = 6580086407760.

The previous prime is 11515151213557. The next prime is 11515151213603. The reversal of 11515151213601 is 10631215151511.

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

It is not a de Polignac number, because 11515151213601 - 2¹³ = 11515151205409 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11515151213603) 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, 274170266970 + ... + 274170267011.

It is an arithmetic number, because the mean of its divisors is an integer number (2193362135928).

Almost surely, 2^{11515151213601} is an apocalyptic number.

It is an amenable number.

11515151213601 is a deficient number, since it is larger than the sum of its proper divisors (6031745873823).

11515151213601 is an equidigital number, since it uses as much as digits as its factorization.

11515151213601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548340533991.

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 11515151213601 in words is "eleven trillion, five hundred fifteen billion, one hundred fifty-one million, two hundred thirteen thousand, six hundred one".