11155474 has 24 divisors (see below), whose sum is σ = 18998784. Its totient is φ = 4903800.

The previous prime is 11155471. The next prime is 11155477. The reversal of 11155474 is 47455111.

It is an interprime number because it is at equal distance from previous prime (11155471) and next prime (11155477).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11155471) 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, 6759 + ... + 8245.

It is an arithmetic number, because the mean of its divisors is an integer number (791616).

Almost surely, 2^11155474 is an apocalyptic number.

11155474 is a deficient number, since it is larger than the sum of its proper divisors (7843310).

11155474 is a wasteful number, since it uses less digits than its factorization.

11155474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1531 counting only the distinct ones).

The product of its digits is 2800, while the sum is 28.

The square root of 11155474 is about 3339.9811376713. The cubic root of 11155474 is about 223.4409021178.

It can be divided in two parts, 111554 and 74, that added together give a triangular number (111628 = T₄₇₂).

The spelling of 11155474 in words is "eleven million, one hundred fifty-five thousand, four hundred seventy-four".