381061158073 has 2 divisors, whose sum is σ = 381061158074. Its totient is φ = 381061158072.

The previous prime is 381061158061. The next prime is 381061158109. The reversal of 381061158073 is 370851160183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370428042384 + 10633115689 = 608628^2 + 103117^2 .

It is a cyclic number.

It is not a de Polignac number, because 381061158073 - 2¹³ = 381061149881 is a prime.

It is not a weakly prime, because it can be changed into another prime (381061158013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190530579036 + 190530579037.

It is an arithmetic number, because the mean of its divisors is an integer number (190530579037).

Almost surely, 2^381061158073 is an apocalyptic number.

It is an amenable number.

381061158073 is a deficient number, since it is larger than the sum of its proper divisors (1).

381061158073 is an equidigital number, since it uses as much as digits as its factorization.

381061158073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 381061158073 in words is "three hundred eighty-one billion, sixty-one million, one hundred fifty-eight thousand, seventy-three".