73232129 has 2 divisors, whose sum is σ = 73232130. Its totient is φ = 73232128.

The previous prime is 73232123. The next prime is 73232177. The reversal of 73232129 is 92123237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45427600 + 27804529 = 6740^2 + 5273^2 .

It is a cyclic number.

It is not a de Polignac number, because 73232129 - 2¹⁶ = 73166593 is a prime.

It is not a weakly prime, because it can be changed into another prime (73232123) 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, 36616064 + 36616065.

It is an arithmetic number, because the mean of its divisors is an integer number (36616065).

Almost surely, 2^73232129 is an apocalyptic number.

It is an amenable number.

73232129 is a deficient number, since it is larger than the sum of its proper divisors (1).

73232129 is an equidigital number, since it uses as much as digits as its factorization.

73232129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 73232129 is about 8557.5772856574. The cubic root of 73232129 is about 418.3764398825.

The spelling of 73232129 in words is "seventy-three million, two hundred thirty-two thousand, one hundred twenty-nine".