959999011 has 4 divisors (see below), whose sum is σ = 960258024. Its totient is φ = 959740000.

The previous prime is 959998943. The next prime is 959999021. The reversal of 959999011 is 110999959.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110999959 = 7 ⋅15857137.

It is a cyclic number.

It is not a de Polignac number, because 959999011 - 2¹⁷ = 959867939 is a prime.

It is a super-2 number, since 2×959999011² = 1843196202241956242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 959999011.

It is not an unprimeable number, because it can be changed into a prime (959999021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123865 + ... + 131386.

It is an arithmetic number, because the mean of its divisors is an integer number (240064506).

Almost surely, 2^959999011 is an apocalyptic number.

959999011 is a deficient number, since it is larger than the sum of its proper divisors (259013).

959999011 is a wasteful number, since it uses less digits than its factorization.

959999011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259012.

The product of its (nonzero) digits is 295245, while the sum is 52.

The square root of 959999011 is about 30983.8508097364. The cubic root of 959999011 is about 986.4844909704.

The spelling of 959999011 in words is "nine hundred fifty-nine million, nine hundred ninety-nine thousand, eleven".