3934090387 has 2 divisors, whose sum is σ = 3934090388. Its totient is φ = 3934090386.

The previous prime is 3934090373. The next prime is 3934090399. The reversal of 3934090387 is 7830904393.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3934090387 - 2¹⁵ = 3934057619 is a prime.

It is not a weakly prime, because it can be changed into another prime (3934090327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967045193 + 1967045194.

It is an arithmetic number, because the mean of its divisors is an integer number (1967045194).

Almost surely, 2^3934090387 is an apocalyptic number.

3934090387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3934090387 is an equidigital number, since it uses as much as digits as its factorization.

3934090387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 3934090387 is about 62722.3276592953. The cubic root of 3934090387 is about 1578.6339721943.

The spelling of 3934090387 in words is "three billion, nine hundred thirty-four million, ninety thousand, three hundred eighty-seven".