11101040451 has 12 divisors (see below), whose sum is σ = 16039844080. Its totient is φ = 7398382320.

The previous prime is 11101040441. The next prime is 11101040507. The reversal of 11101040451 is 15404010111.

11101040451 is a `hidden beast` number, since 1 + 110 + 104 + 0 + 451 = 666.

It is not a de Polignac number, because 11101040451 - 2¹³ = 11101032259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101040441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161935 + ... + 220056.

Almost surely, 2^11101040451 is an apocalyptic number.

11101040451 is a deficient number, since it is larger than the sum of its proper divisors (4938803629).

11101040451 is a wasteful number, since it uses less digits than its factorization.

11101040451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385226 (or 385223 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 11101040451 its reverse (15404010111), we get a palindrome (26505050562).

The spelling of 11101040451 in words is "eleven billion, one hundred one million, forty thousand, four hundred fifty-one".