1060689391 has 2 divisors, whose sum is σ = 1060689392. Its totient is φ = 1060689390.

The previous prime is 1060689379. The next prime is 1060689419. The reversal of 1060689391 is 1939860601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1060689391 - 2¹⁹ = 1060165103 is a prime.

It is a super-2 number, since 2×1060689391² = 2250123968359901762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1060689191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530344695 + 530344696.

It is an arithmetic number, because the mean of its divisors is an integer number (530344696).

Almost surely, 2^1060689391 is an apocalyptic number.

1060689391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1060689391 is an equidigital number, since it uses as much as digits as its factorization.

1060689391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 1060689391 is about 32568.2267094787. The cubic root of 1060689391 is about 1019.8338159990.

The spelling of 1060689391 in words is "one billion, sixty million, six hundred eighty-nine thousand, three hundred ninety-one".