949259811 has 4 divisors (see below), whose sum is σ = 1265679752. Its totient is φ = 632839872.

The previous prime is 949259803. The next prime is 949259863. The reversal of 949259811 is 118952949.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 949259811 - 2³ = 949259803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949259881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158209966 + ... + 158209971.

It is an arithmetic number, because the mean of its divisors is an integer number (316419938).

Almost surely, 2^949259811 is an apocalyptic number.

949259811 is a deficient number, since it is larger than the sum of its proper divisors (316419941).

949259811 is a wasteful number, since it uses less digits than its factorization.

949259811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316419940.

The product of its digits is 233280, while the sum is 48.

The square root of 949259811 is about 30810.0602238944. The cubic root of 949259811 is about 982.7921935228.

The spelling of 949259811 in words is "nine hundred forty-nine million, two hundred fifty-nine thousand, eight hundred eleven".