5443455397 has 2 divisors, whose sum is σ = 5443455398. Its totient is φ = 5443455396.

The previous prime is 5443455389. The next prime is 5443455431. The reversal of 5443455397 is 7935543445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3915505476 + 1527949921 = 62574^2 + 39089^2 .

It is a cyclic number.

It is not a de Polignac number, because 5443455397 - 2³ = 5443455389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5443455397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5443455337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2721727698 + 2721727699.

It is an arithmetic number, because the mean of its divisors is an integer number (2721727699).

Almost surely, 2^5443455397 is an apocalyptic number.

It is an amenable number.

5443455397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5443455397 is an equidigital number, since it uses as much as digits as its factorization.

5443455397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536000, while the sum is 49.

The square root of 5443455397 is about 73779.7763414881. The cubic root of 5443455397 is about 1759.1041624039.

The spelling of 5443455397 in words is "five billion, four hundred forty-three million, four hundred fifty-five thousand, three hundred ninety-seven".