16922137 has 2 divisors, whose sum is σ = 16922138. Its totient is φ = 16922136.

The previous prime is 16922131. The next prime is 16922159. The reversal of 16922137 is 73122961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16128256 + 793881 = 4016^2 + 891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16922137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16922099 and 16922108.

It is not a weakly prime, because it can be changed into another prime (16922131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8461068 + 8461069.

It is an arithmetic number, because the mean of its divisors is an integer number (8461069).

Almost surely, 2^16922137 is an apocalyptic number.

It is an amenable number.

16922137 is a deficient number, since it is larger than the sum of its proper divisors (1).

16922137 is an equidigital number, since it uses as much as digits as its factorization.

16922137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 16922137 is about 4113.6525132782. The cubic root of 16922137 is about 256.7349940838.

The spelling of 16922137 in words is "sixteen million, nine hundred twenty-two thousand, one hundred thirty-seven".