73150573 has 2 divisors, whose sum is σ = 73150574. Its totient is φ = 73150572.

The previous prime is 73150549. The next prime is 73150577. The reversal of 73150573 is 37505137.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42536484 + 30614089 = 6522^2 + 5533^2 .

It is a cyclic number.

It is not a de Polignac number, because 73150573 - 2⁹ = 73150061 is a prime.

It is equal to p_4292383 and since 73150573 and 4292383 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73150577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36575286 + 36575287.

It is an arithmetic number, because the mean of its divisors is an integer number (36575287).

Almost surely, 2^73150573 is an apocalyptic number.

It is an amenable number.

73150573 is a deficient number, since it is larger than the sum of its proper divisors (1).

73150573 is an equidigital number, since it uses as much as digits as its factorization.

73150573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11025, while the sum is 31.

The square root of 73150573 is about 8552.8108245185. The cubic root of 73150573 is about 418.2210719053.

The spelling of 73150573 in words is "seventy-three million, one hundred fifty thousand, five hundred seventy-three".