18067037 has 2 divisors, whose sum is σ = 18067038. Its totient is φ = 18067036.

The previous prime is 18067033. The next prime is 18067061. The reversal of 18067037 is 73076081.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16859236 + 1207801 = 4106^2 + 1099^2 .

It is a cyclic number.

It is not a de Polignac number, because 18067037 - 2² = 18067033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18066994 and 18067012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18067031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9033518 + 9033519.

It is an arithmetic number, because the mean of its divisors is an integer number (9033519).

Almost surely, 2^18067037 is an apocalyptic number.

It is an amenable number.

18067037 is a deficient number, since it is larger than the sum of its proper divisors (1).

18067037 is an equidigital number, since it uses as much as digits as its factorization.

18067037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 18067037 is about 4250.5337311919. The cubic root of 18067037 is about 262.3990819932.

The spelling of 18067037 in words is "eighteen million, sixty-seven thousand, thirty-seven".