43063697 has 2 divisors, whose sum is σ = 43063698. Its totient is φ = 43063696.

The previous prime is 43063693. The next prime is 43063717. The reversal of 43063697 is 79636034.

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., 40500496 + 2563201 = 6364^2 + 1601^2 .

It is a cyclic number.

It is not a de Polignac number, because 43063697 - 2² = 43063693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43063697.

It is not a weakly prime, because it can be changed into another prime (43063693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21531848 + 21531849.

It is an arithmetic number, because the mean of its divisors is an integer number (21531849).

Almost surely, 2^43063697 is an apocalyptic number.

It is an amenable number.

43063697 is a deficient number, since it is larger than the sum of its proper divisors (1).

43063697 is an equidigital number, since it uses as much as digits as its factorization.

43063697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 43063697 is about 6562.2935777059. The cubic root of 43063697 is about 350.5127097968.

The spelling of 43063697 in words is "forty-three million, sixty-three thousand, six hundred ninety-seven".