381039357353 has 2 divisors, whose sum is σ = 381039357354. Its totient is φ = 381039357352.

The previous prime is 381039357341. The next prime is 381039357367. The reversal of 381039357353 is 353753930183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370452387904 + 10586969449 = 608648^2 + 102893^2 .

It is a cyclic number.

It is not a de Polignac number, because 381039357353 - 2⁴ = 381039357337 is a prime.

It is not a weakly prime, because it can be changed into another prime (381039357253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190519678676 + 190519678677.

It is an arithmetic number, because the mean of its divisors is an integer number (190519678677).

Almost surely, 2^381039357353 is an apocalyptic number.

It is an amenable number.

381039357353 is a deficient number, since it is larger than the sum of its proper divisors (1).

381039357353 is an equidigital number, since it uses as much as digits as its factorization.

381039357353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3061800, while the sum is 50.

The spelling of 381039357353 in words is "three hundred eighty-one billion, thirty-nine million, three hundred fifty-seven thousand, three hundred fifty-three".