73740053 has 2 divisors, whose sum is σ = 73740054. Its totient is φ = 73740052.

The previous prime is 73739993. The next prime is 73740077. The reversal of 73740053 is 35004737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65577604 + 8162449 = 8098^2 + 2857^2 .

It is an emirp because it is prime and its reverse (35004737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73740053 - 2⁶ = 73739989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73739998 and 73740025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73740853) 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, 36870026 + 36870027.

It is an arithmetic number, because the mean of its divisors is an integer number (36870027).

Almost surely, 2^73740053 is an apocalyptic number.

It is an amenable number.

73740053 is a deficient number, since it is larger than the sum of its proper divisors (1).

73740053 is an equidigital number, since it uses as much as digits as its factorization.

73740053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 73740053 is about 8587.2028623994. The cubic root of 73740053 is about 419.3414717966.

The spelling of 73740053 in words is "seventy-three million, seven hundred forty thousand, fifty-three".