1941159867 has 16 divisors (see below), whose sum is σ = 2621445120. Its totient is φ = 1277574752.

The previous prime is 1941159853. The next prime is 1941159889. The reversal of 1941159867 is 7689511491.

It is a cyclic number.

It is not a de Polignac number, because 1941159867 - 2⁸ = 1941159611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1941159967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83734 + ... + 104372.

It is an arithmetic number, because the mean of its divisors is an integer number (163840320).

Almost surely, 2^1941159867 is an apocalyptic number.

1941159867 is a deficient number, since it is larger than the sum of its proper divisors (680285253).

1941159867 is a wasteful number, since it uses less digits than its factorization.

1941159867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21042.

The product of its digits is 544320, while the sum is 51.

The square root of 1941159867 is about 44058.5958355461. The cubic root of 1941159867 is about 1247.4422080234.

The spelling of 1941159867 in words is "one billion, nine hundred forty-one million, one hundred fifty-nine thousand, eight hundred sixty-seven".