15113555011 has 4 divisors (see below), whose sum is σ = 15147671832. Its totient is φ = 15079438192.

The previous prime is 15113554993. The next prime is 15113555021. The reversal of 15113555011 is 11055531151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11055531151 = 7 ⋅1579361593.

It is a cyclic number.

It is not a de Polignac number, because 15113555011 - 2⁹ = 15113554499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15113555021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17057746 + ... + 17058631.

It is an arithmetic number, because the mean of its divisors is an integer number (3786917958).

Almost surely, 2^15113555011 is an apocalyptic number.

15113555011 is a deficient number, since it is larger than the sum of its proper divisors (34116821).

15113555011 is an equidigital number, since it uses as much as digits as its factorization.

15113555011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34116820.

The product of its (nonzero) digits is 1875, while the sum is 28.

The spelling of 15113555011 in words is "fifteen billion, one hundred thirteen million, five hundred fifty-five thousand, eleven".