73325953 has 2 divisors, whose sum is σ = 73325954. Its totient is φ = 73325952.

The previous prime is 73325951. The next prime is 73325957. The reversal of 73325953 is 35952337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37601424 + 35724529 = 6132^2 + 5977^2 .

It is an emirp because it is prime and its reverse (35952337) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73325953 - 2¹ = 73325951 is a prime.

Together with 73325951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (73325951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36662976 + 36662977.

It is an arithmetic number, because the mean of its divisors is an integer number (36662977).

Almost surely, 2^73325953 is an apocalyptic number.

It is an amenable number.

73325953 is a deficient number, since it is larger than the sum of its proper divisors (1).

73325953 is an equidigital number, since it uses as much as digits as its factorization.

73325953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85050, while the sum is 37.

The square root of 73325953 is about 8563.0574563061. The cubic root of 73325953 is about 418.5550363527. Note that the first 3 decimals are identical.

The spelling of 73325953 in words is "seventy-three million, three hundred twenty-five thousand, nine hundred fifty-three".