1057786907 has 2 divisors, whose sum is σ = 1057786908. Its totient is φ = 1057786906.

The previous prime is 1057786901. The next prime is 1057786949. The reversal of 1057786907 is 7096877501.

1057786907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1057786907 - 2²⁴ = 1041009691 is a prime.

It is a super-2 number, since 2×1057786907² = 2237826281241253298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1057786901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528893453 + 528893454.

It is an arithmetic number, because the mean of its divisors is an integer number (528893454).

Almost surely, 2^1057786907 is an apocalyptic number.

1057786907 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057786907 is an equidigital number, since it uses as much as digits as its factorization.

1057786907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740880, while the sum is 50.

The square root of 1057786907 is about 32523.6361282068. The cubic root of 1057786907 is about 1018.9027374493.

The spelling of 1057786907 in words is "one billion, fifty-seven million, seven hundred eighty-six thousand, nine hundred seven".