1057189327 has 2 divisors, whose sum is σ = 1057189328. Its totient is φ = 1057189326.

The previous prime is 1057189313. The next prime is 1057189351. The reversal of 1057189327 is 7239817501.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1057189327 is a prime.

It is a super-2 number, since 2×1057189327² = 2235298546245425858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1057189307) 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, 528594663 + 528594664.

It is an arithmetic number, because the mean of its divisors is an integer number (528594664).

Almost surely, 2^1057189327 is an apocalyptic number.

1057189327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057189327 is an equidigital number, since it uses as much as digits as its factorization.

1057189327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 1057189327 is about 32514.4479731703. The cubic root of 1057189327 is about 1018.7108303055.

The spelling of 1057189327 in words is "one billion, fifty-seven million, one hundred eighty-nine thousand, three hundred twenty-seven".