11560214451 has 4 divisors (see below), whose sum is σ = 15413619272. Its totient is φ = 7706809632.

The previous prime is 11560214431. The next prime is 11560214461. The reversal of 11560214451 is 15441206511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15441206511 = 3 ⋅5147068837.

It is not a de Polignac number, because 11560214451 - 2¹⁸ = 11559952307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11560214401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1926702406 + ... + 1926702411.

It is an arithmetic number, because the mean of its divisors is an integer number (3853404818).

Almost surely, 2^11560214451 is an apocalyptic number.

11560214451 is a deficient number, since it is larger than the sum of its proper divisors (3853404821).

11560214451 is an equidigital number, since it uses as much as digits as its factorization.

11560214451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853404820.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 11560214451 in words is "eleven billion, five hundred sixty million, two hundred fourteen thousand, four hundred fifty-one".