11014921 has 2 divisors, whose sum is σ = 11014922. Its totient is φ = 11014920.

The previous prime is 11014859. The next prime is 11014933. The reversal of 11014921 is 12941011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8880400 + 2134521 = 2980^2 + 1461^2 .

It is an emirp because it is prime and its reverse (12941011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11014921 - 2¹¹ = 11012873 is a prime.

It is not a weakly prime, because it can be changed into another prime (11014961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5507460 + 5507461.

It is an arithmetic number, because the mean of its divisors is an integer number (5507461).

Almost surely, 2^11014921 is an apocalyptic number.

It is an amenable number.

11014921 is a deficient number, since it is larger than the sum of its proper divisors (1).

11014921 is an equidigital number, since it uses as much as digits as its factorization.

11014921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 11014921 is about 3318.8734534477. The cubic root of 11014921 is about 222.4985212207.

Adding to 11014921 its reverse (12941011), we get a palindrome (23955932).

It can be divided in two parts, 11014 and 921, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 11014921 in words is "eleven million, fourteen thousand, nine hundred twenty-one".