11421367 has 2 divisors, whose sum is σ = 11421368. Its totient is φ = 11421366.

The previous prime is 11421353. The next prime is 11421379. The reversal of 11421367 is 76312411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11421367 - 2¹⁵ = 11388599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11421167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710683 + 5710684.

It is an arithmetic number, because the mean of its divisors is an integer number (5710684).

Almost surely, 2^11421367 is an apocalyptic number.

11421367 is a deficient number, since it is larger than the sum of its proper divisors (1).

11421367 is an equidigital number, since it uses as much as digits as its factorization.

11421367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 11421367 is about 3379.5513015784. The cubic root of 11421367 is about 225.2022346338.

Adding to 11421367 its reverse (76312411), we get a palindrome (87733778).

The spelling of 11421367 in words is "eleven million, four hundred twenty-one thousand, three hundred sixty-seven".