11322251 has 2 divisors, whose sum is σ = 11322252. Its totient is φ = 11322250.

The previous prime is 11322229. The next prime is 11322257. The reversal of 11322251 is 15222311.

It is a happy number.

11322251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11322251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11322257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661125 + 5661126.

It is an arithmetic number, because the mean of its divisors is an integer number (5661126).

Almost surely, 2^11322251 is an apocalyptic number.

11322251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322251 is an equidigital number, since it uses as much as digits as its factorization.

11322251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120, while the sum is 17.

The square root of 11322251 is about 3364.8552717762. The cubic root of 11322251 is about 224.5488970101.

Adding to 11322251 its reverse (15222311), we get a palindrome (26544562).

The spelling of 11322251 in words is "eleven million, three hundred twenty-two thousand, two hundred fifty-one".