1949563411 has 8 divisors (see below), whose sum is σ = 2018024960. Its totient is φ = 1881931968.

The previous prime is 1949563409. The next prime is 1949563453. The reversal of 1949563411 is 1143659491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1949563411 - 2¹ = 1949563409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1949563481) 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 7 ways as a sum of consecutive naturals, for example, 202746 + ... + 212143.

It is an arithmetic number, because the mean of its divisors is an integer number (252253120).

Almost surely, 2^1949563411 is an apocalyptic number.

1949563411 is a deficient number, since it is larger than the sum of its proper divisors (68461549).

1949563411 is a wasteful number, since it uses less digits than its factorization.

1949563411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415053.

The product of its digits is 116640, while the sum is 43.

The square root of 1949563411 is about 44153.8606579311. The cubic root of 1949563411 is about 1249.2397320345.

The spelling of 1949563411 in words is "one billion, nine hundred forty-nine million, five hundred sixty-three thousand, four hundred eleven".