11421033 has 16 divisors (see below), whose sum is σ = 17263680. Its totient is φ = 6657984.

The previous prime is 11421029. The next prime is 11421037. The reversal of 11421033 is 33012411.

11421033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11421029) and next prime (11421037).

It is not a de Polignac number, because 11421033 - 2² = 11421029 is a prime.

11421033 is a modest number, since divided by 21033 gives 114 as remainder.

It is not an unprimeable number, because it can be changed into a prime (11421037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6966 + ... + 8447.

It is an arithmetic number, because the mean of its divisors is an integer number (1078980).

Almost surely, 2^11421033 is an apocalyptic number.

11421033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11421033 is a deficient number, since it is larger than the sum of its proper divisors (5842647).

11421033 is a wasteful number, since it uses less digits than its factorization.

11421033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15448.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 11421033 is about 3379.5018863732. The cubic root of 11421033 is about 225.2000393834.

Adding to 11421033 its reverse (33012411), we get a palindrome (44433444).

The spelling of 11421033 in words is "eleven million, four hundred twenty-one thousand, thirty-three".