64413043 has 2 divisors, whose sum is σ = 64413044. Its totient is φ = 64413042.

The previous prime is 64412987. The next prime is 64413101. The reversal of 64413043 is 34031446.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64413043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64412999 and 64413017.

It is not a weakly prime, because it can be changed into another prime (64413143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32206521 + 32206522.

It is an arithmetic number, because the mean of its divisors is an integer number (32206522).

Almost surely, 2^64413043 is an apocalyptic number.

64413043 is a deficient number, since it is larger than the sum of its proper divisors (1).

64413043 is an equidigital number, since it uses as much as digits as its factorization.

64413043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 64413043 is about 8025.7736698713. The cubic root of 64413043 is about 400.8586616814.

Adding to 64413043 its reverse (34031446), we get a palindrome (98444489).

The spelling of 64413043 in words is "sixty-four million, four hundred thirteen thousand, forty-three".