73300007381 has 2 divisors, whose sum is σ = 73300007382. Its totient is φ = 73300007380.

The previous prime is 73300007327. The next prime is 73300007423. The reversal of 73300007381 is 18370000337.

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., 37484444881 + 35815562500 = 193609^2 + 189250^2 .

It is a cyclic number.

It is not a de Polignac number, because 73300007381 - 2⁶ = 73300007317 is a prime.

It is a super-2 number, since 2×73300007381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73300000381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36650003690 + 36650003691.

It is an arithmetic number, because the mean of its divisors is an integer number (36650003691).

Almost surely, 2^73300007381 is an apocalyptic number.

It is an amenable number.

73300007381 is a deficient number, since it is larger than the sum of its proper divisors (1).

73300007381 is an equidigital number, since it uses as much as digits as its factorization.

73300007381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 32.

The spelling of 73300007381 in words is "seventy-three billion, three hundred million, seven thousand, three hundred eighty-one".