1067442197 has 2 divisors, whose sum is σ = 1067442198. Its totient is φ = 1067442196.

The previous prime is 1067442163. The next prime is 1067442199. The reversal of 1067442197 is 7912447601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 786578116 + 280864081 = 28046^2 + 16759^2 .

It is a cyclic number.

It is not a de Polignac number, because 1067442197 - 2⁶ = 1067442133 is a prime.

It is a super-2 number, since 2×1067442197² = 2278865687872373618, which contains 22 as substring.

Together with 1067442199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1067442199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533721098 + 533721099.

It is an arithmetic number, because the mean of its divisors is an integer number (533721099).

Almost surely, 2^1067442197 is an apocalyptic number.

It is an amenable number.

1067442197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1067442197 is an equidigital number, since it uses as much as digits as its factorization.

1067442197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 1067442197 is about 32671.7339148078. The cubic root of 1067442197 is about 1021.9934732906.

Adding to 1067442197 its reverse (7912447601), we get a palindrome (8979889798).

The spelling of 1067442197 in words is "one billion, sixty-seven million, four hundred forty-two thousand, one hundred ninety-seven".