3967537369 has 2 divisors, whose sum is σ = 3967537370. Its totient is φ = 3967537368.

The previous prime is 3967537363. The next prime is 3967537471. The reversal of 3967537369 is 9637357693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3081582144 + 885955225 = 55512^2 + 29765^2 .

It is an emirp because it is prime and its reverse (9637357693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3967537369 - 2⁵ = 3967537337 is a prime.

It is a super-2 number, since 2×3967537369² = 31482705548822884322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3967537363) 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, 1983768684 + 1983768685.

It is an arithmetic number, because the mean of its divisors is an integer number (1983768685).

Almost surely, 2^3967537369 is an apocalyptic number.

It is an amenable number.

3967537369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3967537369 is an equidigital number, since it uses as much as digits as its factorization.

3967537369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19289340, while the sum is 58.

The square root of 3967537369 is about 62988.3907478196. The cubic root of 3967537369 is about 1583.0951144865.

The spelling of 3967537369 in words is "three billion, nine hundred sixty-seven million, five hundred thirty-seven thousand, three hundred sixty-nine".