1061841867 has 16 divisors (see below), whose sum is σ = 1441259520. Its totient is φ = 695241792.

The previous prime is 1061841863. The next prime is 1061841883. The reversal of 1061841867 is 7681481601.

It is not a de Polignac number, because 1061841867 - 2² = 1061841863 is a prime.

It is a super-2 number, since 2×1061841867² = 2255016301028091378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061841863) 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 in 15 ways as a sum of consecutive naturals, for example, 42198 + ... + 62484.

It is an arithmetic number, because the mean of its divisors is an integer number (90078720).

Almost surely, 2^1061841867 is an apocalyptic number.

1061841867 is a deficient number, since it is larger than the sum of its proper divisors (379417653).

1061841867 is a wasteful number, since it uses less digits than its factorization.

1061841867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20602.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 1061841867 is about 32585.9151628430. The cubic root of 1061841867 is about 1020.2030439695.

The spelling of 1061841867 in words is "one billion, sixty-one million, eight hundred forty-one thousand, eight hundred sixty-seven".