43126453 has 2 divisors, whose sum is σ = 43126454. Its totient is φ = 43126452.

The previous prime is 43126441. The next prime is 43126459. The reversal of 43126453 is 35462134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40870449 + 2256004 = 6393^2 + 1502^2 .

It is a cyclic number.

It is not a de Polignac number, because 43126453 - 2²⁵ = 9572021 is a prime.

It is a super-2 number, since 2×43126453² = 3719781896722418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43126459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21563226 + 21563227.

It is an arithmetic number, because the mean of its divisors is an integer number (21563227).

Almost surely, 2^43126453 is an apocalyptic number.

It is an amenable number.

43126453 is a deficient number, since it is larger than the sum of its proper divisors (1).

43126453 is an equidigital number, since it uses as much as digits as its factorization.

43126453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 43126453 is about 6567.0733968793. The cubic root of 43126453 is about 350.6828925773.

Adding to 43126453 its reverse (35462134), we get a palindrome (78588587).

The spelling of 43126453 in words is "forty-three million, one hundred twenty-six thousand, four hundred fifty-three".