11231893 has 2 divisors, whose sum is σ = 11231894. Its totient is φ = 11231892.

The previous prime is 11231887. The next prime is 11231911. The reversal of 11231893 is 39813211.

11231893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7518564 + 3713329 = 2742^2 + 1927^2 .

It is an emirp because it is prime and its reverse (39813211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11231893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11231863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615946 + 5615947.

It is an arithmetic number, because the mean of its divisors is an integer number (5615947).

Almost surely, 2^11231893 is an apocalyptic number.

It is an amenable number.

11231893 is a deficient number, since it is larger than the sum of its proper divisors (1).

11231893 is an equidigital number, since it uses as much as digits as its factorization.

11231893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 28.

The square root of 11231893 is about 3351.4016470725. The cubic root of 11231893 is about 223.9499582624.

The spelling of 11231893 in words is "eleven million, two hundred thirty-one thousand, eight hundred ninety-three".