3899453 has 2 divisors, whose sum is σ = 3899454. Its totient is φ = 3899452.

The previous prime is 3899429. The next prime is 3899471. The reversal of 3899453 is 3549983.

3899453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3892729 + 6724 = 1973^2 + 82^2 .

It is an emirp because it is prime and its reverse (3549983) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3899453 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3899453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3899053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1949726 + 1949727.

It is an arithmetic number, because the mean of its divisors is an integer number (1949727).

Almost surely, 2^3899453 is an apocalyptic number.

It is an amenable number.

3899453 is a deficient number, since it is larger than the sum of its proper divisors (1).

3899453 is an equidigital number, since it uses as much as digits as its factorization.

3899453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 41.

The square root of 3899453 is about 1974.7032688483. The cubic root of 3899453 is about 157.3987322479.

The spelling of 3899453 in words is "three million, eight hundred ninety-nine thousand, four hundred fifty-three".