1041861867 has 4 divisors (see below), whose sum is σ = 1389149160. Its totient is φ = 694574576.

The previous prime is 1041861853. The next prime is 1041861893. The reversal of 1041861867 is 7681681401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7681681401 = 3 ⋅2560560467.

It is a cyclic number.

It is not a de Polignac number, because 1041861867 - 2¹⁵ = 1041829099 is a prime.

It is a super-2 number, since 2×1041861867² = 2170952299817451378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1041861817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173643642 + ... + 173643647.

It is an arithmetic number, because the mean of its divisors is an integer number (347287290).

Almost surely, 2^1041861867 is an apocalyptic number.

1041861867 is a deficient number, since it is larger than the sum of its proper divisors (347287293).

1041861867 is an equidigital number, since it uses as much as digits as its factorization.

1041861867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347287292.

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

The square root of 1041861867 is about 32277.8851072991. The cubic root of 1041861867 is about 1013.7636485265.

The spelling of 1041861867 in words is "one billion, forty-one million, eight hundred sixty-one thousand, eight hundred sixty-seven".