1040170669 has 2 divisors, whose sum is σ = 1040170670. Its totient is φ = 1040170668.

The previous prime is 1040170667. The next prime is 1040170693. The reversal of 1040170669 is 9660710401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1034458569 + 5712100 = 32163^2 + 2390^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040170669 - 2¹ = 1040170667 is a prime.

It is a super-2 number, since 2×1040170669² = 2163910041295815122, which contains 22 as substring.

Together with 1040170667, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040170667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520085334 + 520085335.

It is an arithmetic number, because the mean of its divisors is an integer number (520085335).

Almost surely, 2^1040170669 is an apocalyptic number.

It is an amenable number.

1040170669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040170669 is an equidigital number, since it uses as much as digits as its factorization.

1040170669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 1040170669 is about 32251.6769951579. The cubic root of 1040170669 is about 1013.2148222319.

The spelling of 1040170669 in words is "one billion, forty million, one hundred seventy thousand, six hundred sixty-nine".