11267641 has 24 divisors (see below), whose sum is σ = 14478912. Its totient is φ = 8580000.

The previous prime is 11267621. The next prime is 11267681. The reversal of 11267641 is 14676211.

It is not a de Polignac number, because 11267641 - 2¹¹ = 11265593 is a prime.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (11267621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44766 + ... + 45016.

It is an arithmetic number, because the mean of its divisors is an integer number (603288).

Almost surely, 2^11267641 is an apocalyptic number.

11267641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11267641 is a deficient number, since it is larger than the sum of its proper divisors (3211271).

11267641 is a wasteful number, since it uses less digits than its factorization.

11267641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 322 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 11267641 is about 3356.7307011436. The cubic root of 11267641 is about 224.1872968457.

The spelling of 11267641 in words is "eleven million, two hundred sixty-seven thousand, six hundred forty-one".