3973465169 has 2 divisors, whose sum is σ = 3973465170. Its totient is φ = 3973465168.

The previous prime is 3973465157. The next prime is 3973465213. The reversal of 3973465169 is 9615643793.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2831836225 + 1141628944 = 53215^2 + 33788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3973465169 is a prime.

It is a super-2 number, since 2×3973465169² = 31576850898512397122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3973465169.

It is not a weakly prime, because it can be changed into another prime (3973465109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1986732584 + 1986732585.

It is an arithmetic number, because the mean of its divisors is an integer number (1986732585).

Almost surely, 2^3973465169 is an apocalyptic number.

It is an amenable number.

3973465169 is a deficient number, since it is larger than the sum of its proper divisors (1).

3973465169 is an equidigital number, since it uses as much as digits as its factorization.

3973465169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3674160, while the sum is 53.

The square root of 3973465169 is about 63035.4278878156. The cubic root of 3973465169 is about 1583.8831433164.

The spelling of 3973465169 in words is "three billion, nine hundred seventy-three million, four hundred sixty-five thousand, one hundred sixty-nine".