11120353451 has 4 divisors (see below), whose sum is σ = 11125618392. Its totient is φ = 11115088512.

The previous prime is 11120353423. The next prime is 11120353469. The reversal of 11120353451 is 15435302111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15435302111 = 373 ⋅41381507.

It is a cyclic number.

It is not a de Polignac number, because 11120353451 - 2¹⁰ = 11120352427 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 11120353451.

It is not an unprimeable number, because it can be changed into a prime (11120353471) 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, 2629301 + ... + 2633526.

It is an arithmetic number, because the mean of its divisors is an integer number (2781404598).

Almost surely, 2^11120353451 is an apocalyptic number.

11120353451 is a deficient number, since it is larger than the sum of its proper divisors (5264941).

11120353451 is an equidigital number, since it uses as much as digits as its factorization.

11120353451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5264940.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 11120353451 its reverse (15435302111), we get a palindrome (26555655562).

The spelling of 11120353451 in words is "eleven billion, one hundred twenty million, three hundred fifty-three thousand, four hundred fifty-one".