11103961 has 8 divisors (see below), whose sum is σ = 12751200. Its totient is φ = 9563040.

The previous prime is 11103949. The next prime is 11103973. The reversal of 11103961 is 16930111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11103949) and next prime (11103973).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11103961 - 2⁵ = 11103929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11103061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26356 + ... + 26773.

It is an arithmetic number, because the mean of its divisors is an integer number (1593900).

Almost surely, 2^11103961 is an apocalyptic number.

11103961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11103961 is a deficient number, since it is larger than the sum of its proper divisors (1647239).

11103961 is a wasteful number, since it uses less digits than its factorization.

11103961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53159.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 11103961 is about 3332.2606440673. The cubic root of 11103961 is about 223.0964412234.

The spelling of 11103961 in words is "eleven million, one hundred three thousand, nine hundred sixty-one".