43480319 has 2 divisors, whose sum is σ = 43480320. Its totient is φ = 43480318.

The previous prime is 43480313. The next prime is 43480343. The reversal of 43480319 is 91308434.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43480319 is a prime.

It is a super-2 number, since 2×43480319² = 3781076280683522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43480313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21740159 + 21740160.

It is an arithmetic number, because the mean of its divisors is an integer number (21740160).

Almost surely, 2^43480319 is an apocalyptic number.

43480319 is a deficient number, since it is larger than the sum of its proper divisors (1).

43480319 is an equidigital number, since it uses as much as digits as its factorization.

43480319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 43480319 is about 6593.9607975783. The cubic root of 43480319 is about 351.6394352605.

The spelling of 43480319 in words is "forty-three million, four hundred eighty thousand, three hundred nineteen".