3655325473 has 2 divisors, whose sum is σ = 3655325474. Its totient is φ = 3655325472.

The previous prime is 3655325459. The next prime is 3655325483. The reversal of 3655325473 is 3745235563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3439470609 + 215854864 = 58647^2 + 14692^2 .

It is an emirp because it is prime and its reverse (3745235563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3655325473 - 2⁹ = 3655324961 is a prime.

It is a super-2 number, since 2×3655325473² = 26722808627125347458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3655325483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827662736 + 1827662737.

It is an arithmetic number, because the mean of its divisors is an integer number (1827662737).

Almost surely, 2^3655325473 is an apocalyptic number.

It is an amenable number.

3655325473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655325473 is an equidigital number, since it uses as much as digits as its factorization.

3655325473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134000, while the sum is 43.

The square root of 3655325473 is about 60459.2877314975. The cubic root of 3655325473 is about 1540.4301762498.

It can be divided in two parts, 36553 and 25473, that added together give a palindrome (62026).

The spelling of 3655325473 in words is "three billion, six hundred fifty-five million, three hundred twenty-five thousand, four hundred seventy-three".