1087682669 has 2 divisors, whose sum is σ = 1087682670. Its totient is φ = 1087682668.

The previous prime is 1087682653. The next prime is 1087682677. The reversal of 1087682669 is 9662867801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 741908644 + 345774025 = 27238^2 + 18595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1087682669 - 2⁴ = 1087682653 is a prime.

It is a super-2 number, since 2×1087682669² = 2366107176885927122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1087682669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1087682689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543841334 + 543841335.

It is an arithmetic number, because the mean of its divisors is an integer number (543841335).

Almost surely, 2^1087682669 is an apocalyptic number.

It is an amenable number.

1087682669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087682669 is an equidigital number, since it uses as much as digits as its factorization.

1087682669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 1087682669 is about 32980.0343996182. The cubic root of 1087682669 is about 1028.4126329914.

The spelling of 1087682669 in words is "one billion, eighty-seven million, six hundred eighty-two thousand, six hundred sixty-nine".