43349029 has 2 divisors, whose sum is σ = 43349030. Its totient is φ = 43349028.

The previous prime is 43349023. The next prime is 43349039. The reversal of 43349029 is 92094334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26316900 + 17032129 = 5130^2 + 4127^2 .

It is a cyclic number.

It is not a de Polignac number, because 43349029 - 2⁷ = 43348901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43348985 and 43349003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43349023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21674514 + 21674515.

It is an arithmetic number, because the mean of its divisors is an integer number (21674515).

Almost surely, 2^43349029 is an apocalyptic number.

It is an amenable number.

43349029 is a deficient number, since it is larger than the sum of its proper divisors (1).

43349029 is an equidigital number, since it uses as much as digits as its factorization.

43349029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 43349029 is about 6583.9979495744. The cubic root of 43349029 is about 351.2851501658.

The spelling of 43349029 in words is "forty-three million, three hundred forty-nine thousand, twenty-nine".