43869053 has 2 divisors, whose sum is σ = 43869054. Its totient is φ = 43869052.

The previous prime is 43869041. The next prime is 43869101. The reversal of 43869053 is 35096834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38402809 + 5466244 = 6197^2 + 2338^2 .

It is a cyclic number.

It is not a de Polignac number, because 43869053 - 2¹⁰ = 43868029 is a prime.

It is a super-2 number, since 2×43869053² = 3848987622233618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 43868998 and 43869016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43869853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21934526 + 21934527.

It is an arithmetic number, because the mean of its divisors is an integer number (21934527).

Almost surely, 2^43869053 is an apocalyptic number.

It is an amenable number.

43869053 is a deficient number, since it is larger than the sum of its proper divisors (1).

43869053 is an equidigital number, since it uses as much as digits as its factorization.

43869053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 43869053 is about 6623.3717244316. The cubic root of 43869053 is about 352.6842669539.

The spelling of 43869053 in words is "forty-three million, eight hundred sixty-nine thousand, fifty-three".