11941155 has 32 divisors (see below), whose sum is σ = 21384000. Its totient is φ = 6322176.

The previous prime is 11941141. The next prime is 11941159. The reversal of 11941155 is 55114911.

11941155 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11941155 - 2¹¹ = 11939107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11941159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26371 + ... + 26819.

It is an arithmetic number, because the mean of its divisors is an integer number (668250).

Almost surely, 2^11941155 is an apocalyptic number.

11941155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11941155 is a deficient number, since it is larger than the sum of its proper divisors (9442845).

11941155 is a wasteful number, since it uses less digits than its factorization.

11941155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 654 counting only the distinct ones).

The product of its digits is 900, while the sum is 27.

The square root of 11941155 is about 3455.5976328271. The cubic root of 11941155 is about 228.5680089704.

The spelling of 11941155 in words is "eleven million, nine hundred forty-one thousand, one hundred fifty-five".