38565101 has 2 divisors, whose sum is σ = 38565102. Its totient is φ = 38565100.

The previous prime is 38565091. The next prime is 38565119. The reversal of 38565101 is 10156583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38316100 + 249001 = 6190^2 + 499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38565101 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38565151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19282550 + 19282551.

It is an arithmetic number, because the mean of its divisors is an integer number (19282551).

Almost surely, 2^38565101 is an apocalyptic number.

It is an amenable number.

38565101 is a deficient number, since it is larger than the sum of its proper divisors (1).

38565101 is an equidigital number, since it uses as much as digits as its factorization.

38565101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 38565101 is about 6210.0805952902. The cubic root of 38565101 is about 337.8558872348.

The spelling of 38565101 in words is "thirty-eight million, five hundred sixty-five thousand, one hundred one".