11153740 has 24 divisors (see below), whose sum is σ = 25225200. Its totient is φ = 4118208.

The previous prime is 11153731. The next prime is 11153759. The reversal of 11153740 is 4735111.

It is a zygodrome in base 9.

It is a congruent number.

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, 21190 + ... + 21709.

It is an arithmetic number, because the mean of its divisors is an integer number (1051050).

Almost surely, 2^11153740 is an apocalyptic number.

11153740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11153740 is an abundant number, since it is smaller than the sum of its proper divisors (14071460).

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

11153740 is a wasteful number, since it uses less digits than its factorization.

11153740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42921 (or 42919 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 11153740 is about 3339.7215452789. The cubic root of 11153740 is about 223.4293243459.

Adding to 11153740 its reverse (4735111), we get a palindrome (15888851).

The spelling of 11153740 in words is "eleven million, one hundred fifty-three thousand, seven hundred forty".