11355442 has 32 divisors (see below), whose sum is σ = 20289024. Its totient is φ = 4665600.

The previous prime is 11355437. The next prime is 11355457. The reversal of 11355442 is 24455311.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41767 + ... + 42037.

It is an arithmetic number, because the mean of its divisors is an integer number (634032).

Almost surely, 2^11355442 is an apocalyptic number.

11355442 is a deficient number, since it is larger than the sum of its proper divisors (8933582).

11355442 is a wasteful number, since it uses less digits than its factorization.

11355442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394.

The product of its digits is 2400, while the sum is 25.

The square root of 11355442 is about 3369.7836725820. The cubic root of 11355442 is about 224.7681034645.

It can be divided in two parts, 113 and 55442, that added together give a palindrome (55555).

The spelling of 11355442 in words is "eleven million, three hundred fifty-five thousand, four hundred forty-two".