1069490801 has 2 divisors, whose sum is σ = 1069490802. Its totient is φ = 1069490800.

The previous prime is 1069490789. The next prime is 1069490803. The reversal of 1069490801 is 1080949601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 871666576 + 197824225 = 29524^2 + 14065^2 .

It is an emirp because it is prime and its reverse (1080949601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1069490801 - 2²⁶ = 1002381937 is a prime.

It is a super-2 number, since 2×1069490801² = 2287621146847243202, which contains 22 as substring.

Together with 1069490803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1069490803) 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, 534745400 + 534745401.

It is an arithmetic number, because the mean of its divisors is an integer number (534745401).

Almost surely, 2^1069490801 is an apocalyptic number.

It is an amenable number.

1069490801 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069490801 is an equidigital number, since it uses as much as digits as its factorization.

1069490801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 1069490801 is about 32703.0702075509. The cubic root of 1069490801 is about 1022.6468488663.

The spelling of 1069490801 in words is "one billion, sixty-nine million, four hundred ninety thousand, eight hundred one".