73062118321 has 2 divisors, whose sum is σ = 73062118322. Its totient is φ = 73062118320.

The previous prime is 73062118319. The next prime is 73062118427. The reversal of 73062118321 is 12381126037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51727134096 + 21334984225 = 227436^2 + 146065^2 .

It is a cyclic number.

It is not a de Polignac number, because 73062118321 - 2¹ = 73062118319 is a prime.

Together with 73062118319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (73062118721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36531059160 + 36531059161.

It is an arithmetic number, because the mean of its divisors is an integer number (36531059161).

Almost surely, 2^73062118321 is an apocalyptic number.

It is an amenable number.

73062118321 is a deficient number, since it is larger than the sum of its proper divisors (1).

73062118321 is an equidigital number, since it uses as much as digits as its factorization.

73062118321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 73062118321 in words is "seventy-three billion, sixty-two million, one hundred eighteen thousand, three hundred twenty-one".