43103452450453 has 2 divisors, whose sum is σ = 43103452450454. Its totient is φ = 43103452450452.

The previous prime is 43103452450451. The next prime is 43103452450477. The reversal of 43103452450453 is 35405425430134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39450182159844 + 3653270290609 = 6280938^2 + 1911353^2 .

It is a cyclic number.

It is not a de Polignac number, because 43103452450453 - 2¹ = 43103452450451 is a prime.

It is a super-2 number, since 2×43103452450453² (a number of 28 digits) contains 22 as substring.

Together with 43103452450451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43103452450451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21551726225226 + 21551726225227.

It is an arithmetic number, because the mean of its divisors is an integer number (21551726225227).

Almost surely, 2^{43103452450453} is an apocalyptic number.

It is an amenable number.

43103452450453 is a deficient number, since it is larger than the sum of its proper divisors (1).

43103452450453 is an equidigital number, since it uses as much as digits as its factorization.

43103452450453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 43103452450453 its reverse (35405425430134), we get a palindrome (78508877880587).

The spelling of 43103452450453 in words is "forty-three trillion, one hundred three billion, four hundred fifty-two million, four hundred fifty thousand, four hundred fifty-three".