3988453967 has 2 divisors, whose sum is σ = 3988453968. Its totient is φ = 3988453966.

The previous prime is 3988453957. The next prime is 3988453969. The reversal of 3988453967 is 7693548893.

It is a strong prime.

It is an emirp because it is prime and its reverse (7693548893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3988453967 - 2¹⁶ = 3988388431 is a prime.

Together with 3988453969, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3988453969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994226983 + 1994226984.

It is an arithmetic number, because the mean of its divisors is an integer number (1994226984).

Almost surely, 2^3988453967 is an apocalyptic number.

3988453967 is a deficient number, since it is larger than the sum of its proper divisors (1).

3988453967 is an equidigital number, since it uses as much as digits as its factorization.

3988453967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39191040, while the sum is 62.

The square root of 3988453967 is about 63154.2078328911. The cubic root of 3988453967 is about 1585.8722312946.

The spelling of 3988453967 in words is "three billion, nine hundred eighty-eight million, four hundred fifty-three thousand, nine hundred sixty-seven".