11355140 has 24 divisors (see below), whose sum is σ = 24252480. Its totient is φ = 4464608.

The previous prime is 11355137. The next prime is 11355151. The reversal of 11355140 is 4155311.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 3632 + ... + 5991.

It is an arithmetic number, because the mean of its divisors is an integer number (1010520).

Almost surely, 2^11355140 is an apocalyptic number.

11355140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11355140 is an abundant number, since it is smaller than the sum of its proper divisors (12897340).

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

11355140 is a wasteful number, since it uses less digits than its factorization.

11355140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9691 (or 9689 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 11355140 is about 3369.7388622859. The cubic root of 11355140 is about 224.7661108643.

The spelling of 11355140 in words is "eleven million, three hundred fifty-five thousand, one hundred forty".