73043051 has 2 divisors, whose sum is σ = 73043052. Its totient is φ = 73043050.

The previous prime is 73043021. The next prime is 73043053. The reversal of 73043051 is 15034037.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73043051 - 2⁶ = 73042987 is a prime.

Together with 73043053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73043053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36521525 + 36521526.

It is an arithmetic number, because the mean of its divisors is an integer number (36521526).

Almost surely, 2^73043051 is an apocalyptic number.

73043051 is a deficient number, since it is larger than the sum of its proper divisors (1).

73043051 is an equidigital number, since it uses as much as digits as its factorization.

73043051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 73043051 is about 8546.5227431980. The cubic root of 73043051 is about 418.0160609047.

Adding to 73043051 its reverse (15034037), we get a palindrome (88077088).

The spelling of 73043051 in words is "seventy-three million, forty-three thousand, fifty-one".