11389088 has 12 divisors (see below), whose sum is σ = 22422330. Its totient is φ = 5694528.

The previous prime is 11389073. The next prime is 11389093. The reversal of 11389088 is 88098311.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 446224 = 3308^2 + 668^2 .

It is a super-2 number, since 2×11389088² = 259422650943488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177923 + ... + 177986.

Almost surely, 2^11389088 is an apocalyptic number.

It is an amenable number.

11389088 is a deficient number, since it is larger than the sum of its proper divisors (11033242).

11389088 is an equidigital number, since it uses as much as digits as its factorization.

11389088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355919 (or 355911 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 38.

The square root of 11389088 is about 3374.7722886144. The cubic root of 11389088 is about 224.9898793802.

The spelling of 11389088 in words is "eleven million, three hundred eighty-nine thousand, eighty-eight".