3968254369 has 2 divisors, whose sum is σ = 3968254370. Its totient is φ = 3968254368.

The previous prime is 3968254361. The next prime is 3968254429. The reversal of 3968254369 is 9634528693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2442336400 + 1525917969 = 49420^2 + 39063^2 .

It is a cyclic number.

It is not a de Polignac number, because 3968254369 - 2³ = 3968254361 is a prime.

It is a super-2 number, since 2×3968254369² = 31494085474175176322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3968254361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1984127184 + 1984127185.

It is an arithmetic number, because the mean of its divisors is an integer number (1984127185).

Almost surely, 2^3968254369 is an apocalyptic number.

It is an amenable number.

3968254369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3968254369 is an equidigital number, since it uses as much as digits as its factorization.

3968254369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8398080, while the sum is 55.

The square root of 3968254369 is about 62994.0820156941. The cubic root of 3968254369 is about 1583.1904726161.

The spelling of 3968254369 in words is "three billion, nine hundred sixty-eight million, two hundred fifty-four thousand, three hundred sixty-nine".