11454155 has 4 divisors (see below), whose sum is σ = 13744992. Its totient is φ = 9163320.

The previous prime is 11454151. The next prime is 11454181. The reversal of 11454155 is 55145411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11454155 - 2² = 11454151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454151) 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, 1145411 + ... + 1145420.

It is an arithmetic number, because the mean of its divisors is an integer number (3436248).

Almost surely, 2^11454155 is an apocalyptic number.

11454155 is a deficient number, since it is larger than the sum of its proper divisors (2290837).

11454155 is an equidigital number, since it uses as much as digits as its factorization.

11454155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290836.

The product of its digits is 2000, while the sum is 26.

The square root of 11454155 is about 3384.3987649212. The cubic root of 11454155 is about 225.4175292445.

Adding to 11454155 its reverse (55145411), we get a palindrome (66599566).

The spelling of 11454155 in words is "eleven million, four hundred fifty-four thousand, one hundred fifty-five".