11622137 has 2 divisors, whose sum is σ = 11622138. Its totient is φ = 11622136.

The previous prime is 11622133. The next prime is 11622139. The reversal of 11622137 is 73122611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7862416 + 3759721 = 2804^2 + 1939^2 .

It is an emirp because it is prime and its reverse (73122611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11622137 - 2² = 11622133 is a prime.

Together with 11622139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11622131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811068 + 5811069.

It is an arithmetic number, because the mean of its divisors is an integer number (5811069).

Almost surely, 2^11622137 is an apocalyptic number.

It is an amenable number.

11622137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11622137 is an equidigital number, since it uses as much as digits as its factorization.

11622137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 23.

The square root of 11622137 is about 3409.1255477028. The cubic root of 11622137 is about 226.5141464816.

Adding to 11622137 its reverse (73122611), we get a palindrome (84744748).

The spelling of 11622137 in words is "eleven million, six hundred twenty-two thousand, one hundred thirty-seven".