3897368851 has 2 divisors, whose sum is σ = 3897368852. Its totient is φ = 3897368850.

The previous prime is 3897368831. The next prime is 3897368897. The reversal of 3897368851 is 1588637983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3897368851 - 2¹⁵ = 3897336083 is a prime.

It is not a weakly prime, because it can be changed into another prime (3897368821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1948684425 + 1948684426.

It is an arithmetic number, because the mean of its divisors is an integer number (1948684426).

Almost surely, 2^3897368851 is an apocalyptic number.

3897368851 is a deficient number, since it is larger than the sum of its proper divisors (1).

3897368851 is an equidigital number, since it uses as much as digits as its factorization.

3897368851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 58.

The square root of 3897368851 is about 62428.9103781253. The cubic root of 3897368851 is about 1573.7068550472.

The spelling of 3897368851 in words is "three billion, eight hundred ninety-seven million, three hundred sixty-eight thousand, eight hundred fifty-one".