38964137 has 2 divisors, whose sum is σ = 38964138. Its totient is φ = 38964136.

The previous prime is 38964113. The next prime is 38964151. The reversal of 38964137 is 73146983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24364096 + 14600041 = 4936^2 + 3821^2 .

It is a cyclic number.

It is not a de Polignac number, because 38964137 - 2²⁰ = 37915561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38964094 and 38964103.

It is not a weakly prime, because it can be changed into another prime (38964337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19482068 + 19482069.

It is an arithmetic number, because the mean of its divisors is an integer number (19482069).

Almost surely, 2^38964137 is an apocalyptic number.

It is an amenable number.

38964137 is a deficient number, since it is larger than the sum of its proper divisors (1).

38964137 is an equidigital number, since it uses as much as digits as its factorization.

38964137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 38964137 is about 6242.1260000099. The cubic root of 38964137 is about 339.0171645460.

The spelling of 38964137 in words is "thirty-eight million, nine hundred sixty-four thousand, one hundred thirty-seven".