39284129 has 2 divisors, whose sum is σ = 39284130. Its totient is φ = 39284128.

The previous prime is 39284117. The next prime is 39284137. The reversal of 39284129 is 92148293.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34199104 + 5085025 = 5848^2 + 2255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39284129 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 39284092 and 39284101.

It is not a weakly prime, because it can be changed into another prime (39284429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19642064 + 19642065.

It is an arithmetic number, because the mean of its divisors is an integer number (19642065).

Almost surely, 2^39284129 is an apocalyptic number.

It is an amenable number.

39284129 is a deficient number, since it is larger than the sum of its proper divisors (1).

39284129 is an equidigital number, since it uses as much as digits as its factorization.

39284129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 38.

The square root of 39284129 is about 6267.7052419526. The cubic root of 39284129 is about 339.9426921866.

The spelling of 39284129 in words is "thirty-nine million, two hundred eighty-four thousand, one hundred twenty-nine".