11154454003 has 16 divisors (see below), whose sum is σ = 14511499776. Its totient is φ = 8313877440.

The previous prime is 11154453997. The next prime is 11154454009. The reversal of 11154454003 is 30045445111.

It is an interprime number because it is at equal distance from previous prime (11154453997) and next prime (11154454009).

It is a de Polignac number, because none of the positive numbers 2^k-11154454003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11154454009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3147426 + ... + 3150967.

It is an arithmetic number, because the mean of its divisors is an integer number (906968736).

Almost surely, 2^11154454003 is an apocalyptic number.

11154454003 is a deficient number, since it is larger than the sum of its proper divisors (3357045773).

11154454003 is a wasteful number, since it uses less digits than its factorization.

11154454003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6298434.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 11154454003 its reverse (30045445111), we get a palindrome (41199899114).

The spelling of 11154454003 in words is "eleven billion, one hundred fifty-four million, four hundred fifty-four thousand, three".