3939514417 has 2 divisors, whose sum is σ = 3939514418. Its totient is φ = 3939514416.

The previous prime is 3939514351. The next prime is 3939514427. The reversal of 3939514417 is 7144159393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3893260816 + 46253601 = 62396^2 + 6801^2 .

It is a cyclic number.

It is not a de Polignac number, because 3939514417 - 2⁷ = 3939514289 is a prime.

It is not a weakly prime, because it can be changed into another prime (3939514427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1969757208 + 1969757209.

It is an arithmetic number, because the mean of its divisors is an integer number (1969757209).

Almost surely, 2^3939514417 is an apocalyptic number.

It is an amenable number.

3939514417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3939514417 is an equidigital number, since it uses as much as digits as its factorization.

3939514417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 46.

The square root of 3939514417 is about 62765.5511964963. The cubic root of 3939514417 is about 1579.3591398998.

The spelling of 3939514417 in words is "three billion, nine hundred thirty-nine million, five hundred fourteen thousand, four hundred seventeen".