43125469 has 2 divisors, whose sum is σ = 43125470. Its totient is φ = 43125468.

The previous prime is 43125463. The next prime is 43125487. The reversal of 43125469 is 96452134.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43099225 + 26244 = 6565^2 + 162^2 .

It is a cyclic number.

It is not a de Polignac number, because 43125469 - 2⁹ = 43124957 is a prime.

It is a super-2 number, since 2×43125469² = 3719612152939922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43125463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21562734 + 21562735.

It is an arithmetic number, because the mean of its divisors is an integer number (21562735).

Almost surely, 2^43125469 is an apocalyptic number.

It is an amenable number.

43125469 is a deficient number, since it is larger than the sum of its proper divisors (1).

43125469 is an equidigital number, since it uses as much as digits as its factorization.

43125469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 43125469 is about 6566.9984772345. The cubic root of 43125469 is about 350.6802254239.

The spelling of 43125469 in words is "forty-three million, one hundred twenty-five thousand, four hundred sixty-nine".