11154480 has 40 divisors (see below), whose sum is σ = 34579632. Its totient is φ = 2974464.

The previous prime is 11154469. The next prime is 11154491. The reversal of 11154480 is 8445111.

It is an interprime number because it is at equal distance from previous prime (11154469) and next prime (11154491).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11154480.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22999 + ... + 23478.

Almost surely, 2^11154480 is an apocalyptic number.

11154480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11154480 is an abundant number, since it is smaller than the sum of its proper divisors (23425152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11154480 is a wasteful number, since it uses less digits than its factorization.

11154480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46493 (or 46487 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 11154480 is about 3339.8323311208. The cubic root of 11154480 is about 223.4342654103.

Adding to 11154480 its reverse (8445111), we get a palindrome (19599591).

The spelling of 11154480 in words is "eleven million, one hundred fifty-four thousand, four hundred eighty".